Choices must be made on the season finale of “Married at First Sight” (Lifetime, 8 p.m.). 

The second episode of “Human: The World Within” (PBS, 10 p.m., check local listings) looks at the gut. 

“Kids Say the Darndest Things” (CBS, 8 p.m.), including giving relationship advice. Cedric the Entertainer also stops by.

The remaining five perform in the quarterfinals on “The Masked Singer” (Fox, 8 p.m.), where last week the Robopine was revealed to be Tyrese Gibson was 

Medical students begin their rotation on “Chicago Med” (NBC, 8 p.m.), a pet food factory is ablaze on “Chicago Fire” (NBC, 9 p.m.) and “Chicago P.D.” (NBC, 10 p.m.) investigates a series of brutal home invasion robberies. 

The killing of George Floyd seeps into the storyline of “A Million Little Things” (ABC, 10 p.m.). 

“Food Paradise” (Cooking, 10 p.m.) looks at the possibilities of the noodle. 

Jean tries having game night to keep her family together on “Call Your Mother” (ABC, 9:30 p.m.).

“Nancy Drew” (CW, 9 p.m.) helps a billionaire inventor named Tom Swift investigate a case. 

Darlene makes a decision about her trip to Hawaii on “The Conners” (ABC, 9 p.m.). 

“SEAL Team” (CBS, 9 p.m.) infiltrates a Boko Haram camp. 

Connor invites his siblings to a party he’s throwing for his ex-wife on “Home Economics” (ABC, 8:30 p.m.). 

“The Real Housewives of New Jersey” (Bravo, 9 p.m.), Jennifer’s excessive drinking threatens to ruin Marge’s Halloween.

Adam Corolla, Punkie Johnson and Mellisa Villaseñior are among the “Crank Yankees” (Comedy Central, 10:30 pm.). 

“Full Frontal with Samantha Bee” (TBS, 10:30 p.m.) takes aim at the NRA.

Teresa solidifies her European foothold on “Queen of the South” (USA, 10 p.m.). 

“Mysteries of the Universe: Our Solar System” (Science, 8 p.m.) goes out to Pluto. 

Rashia Wilson explains how she managed to scam the IRS for millions of dollars on “American Ganster: Trap Queens” (BET, 9 p.m.). 

A new “NOVA” (PBS, 9 p.m., check local listings) looks at DNA’s impact on fertility. 

Retrival of a weapon doesn’t go as planned on “Kung Fu” (CW, 8 p.m.). 

“Game of Talents” (Fox, 9 p.m.) includes lions and bikers. 

Adam tries to find Dave  a date to prom on “The Goldbergs” (ABC, 8 p.m.). 

The Wednesday night series of courtroom movies on Turner Classic Movies turns to comedies with “Adam’s Rib” (8 p.m.), “Perfect Strangers” (10 p.m.), “Ladies of the Jury” (midnight), “The Talk of the Town” (1:30 a.m.) and “The Bachelor and the Bobby-Soxer” (3:45 a.m.). 

During the day is a birthday salute to Katharine Hepburn, born this day in 1907, with “Morning Glory” (6 a.m.), “Stage Door” (7:30 a.m.), “Katharine Hepburn: All About Me” (9:15 a.m.), “Woman of the Year” (10:45 a.m.), “Pat and Mike” (12:45 p.m.), “Keeper of the Flame” (2:30 p.m.), “The Philadelphia Story” (4:15 p.m.) and “Bringing Up Baby” (8 p.m.). 

They’ve made a two hour special out of the 2021 NFL Schedule Release (ESPN, 8 p.m.). 

Baseball includes Cubs at Cleveland (MLB, 1 p.m.), San Diego at Colorado (MLB, 4 p.m.) and Minnesota at White Sox (MLB, 8 p.m.).

Baseball includes Washington at Atlanta (ESPN, 7 p.m.). 

Hockey has Edmonton at Montreal (NHL, 5 p.m.) and Minnesota at St. Louis (NBC Sports, 9 p.m.). 

Daytime Talk

Kelly Ripa and Ryan Seacrest: Hank Azaria, Scott Keyes. The View: Jake tapper. The Talk: Dean Norris, Jerry O’Connell. Ellen DeGeneres: Allison Janney, Jaime Pressly, Kristen Johnston, Beth Hall, Mimi Kennedy, Machine Gun Kelly. Drew Barrymore: Sara Bareilles, Busy Philipps, Paula Pell, Renée Elise Goldsberry, Andrew McCarthy, Molly Baz, Sunny Hostin. Kelly Clarkson: Seth Rogen, Bethenny Frankel. Wendy Williams: Chassie Post. The Real: Mike Epps, Kim Fields. 

Late Talk

Stephen Colbert: Sen. Elizabeth Warren, David Boreanaz. Jimmy Kimmel: Wanda Sykes, Max Minghella, Mod Sun with Avril Lavigne. Jimmy Fallon: Dave Chappelle, Nikki Glaser, J.Period with Dave Chappelle, Black Thought and Tiffany Gouché. Seth Meyers: Aidy Bryant, Barry Jenkins. James Corden: Sharon Stone, Matthew Thys. Lilly Singh: Hasan Minhaj. Conan O’Brien: Lisa Kudrow.