Question: The "How the Test Was Won" was the eleventh episode in the seasons of "The Simpsons" which first aired on Fox on what date?
Context: "The Simpsons"' twentieth season aired on Fox from September 28, 2008 to May 17, 2009.  With this season, the show tied "Gunsmoke" as the longest-running American primetime television series in terms of total number of seasons.  The season was released on BD January 12, 2010, making this the first season released on BD.  It was released on DVD in Region 1 on January 12, 2010, and in Region 4 on January 20, 2010.  The season was only released on DVD in Region 2 in a few areas. "That '90s Show" is the eleventh episode of "The Simpsons"<nowiki>'</nowiki> nineteenth season.  It first aired on the Fox network in the United States on January 27, 2008.  Kurt Loder and "Weird Al" Yankovic both guest star as themselves, this being the second time for Yankovic.  The episode was written by Matt Selman, and directed by Mark Kirkland. "How the Test Was Won" is the eleventh episode of the twentieth season of "The Simpsons".  It originally aired on the Fox network in the United States on March 1, 2009.  It was written by Michael Price and directed by Lance Kramer.  The episode features cultural references to the television shows "The Honeymooners", "The Dick Van Dyke Show", "The Brady Bunch", and "Cheers", and the film "Footloose".  Since airing, the episode received mostly mixed reviews from television critics. "The Bart Wants What it Wants" is the eleventh episode of "The Simpsons"<nowiki>'</nowiki> thirteenth season.  It first aired on the Fox network in the United States on February 17, 2002.  In the episode, Bart befriends Rainier Wolfcastle's daughter, Greta.  While Greta falls in love with him, Bart only accompanies her because she owns a lot of entertaining things. "Two Fathers" is the eleventh episode of the sixth season and the 128th episode overall of the science fiction television series "The X-Files".  The episode first aired in the United States and Canada on February 7, 1999, on the Fox Network and subsequently aired in the United Kingdom on Sky1.  It was written by executive producers Chris Carter and Frank Spotnitz and directed by Kim Manners.  The episode earned a Nielsen rating of 11.5, a total of 18.81 million viewers.  The episode received mostly positive reviews. "Worst Episode Ever" is the eleventh episode of "The Simpsons"<nowiki>'</nowiki> twelfth season.  It first aired on the Fox network in the United States on February 4, 2001.  In the episode, Bart and Milhouse are banned from The Android's Dungeon after stopping Comic Book Guy from buying a box of priceless "Star Wars" memorabilia for $5.  However, when Comic Book Guy suffers a massive heart attack after Tom Savini's show, he hires Bart and Milhouse as his replacements while he leaves his job to make friends. "All Singing, All Dancing" is the eleventh episode of "The Simpsons"<nowiki>'</nowiki> ninth season.  It originally aired on the Fox network in the United States on January 4, 1998.  In the fourth clip show aired by "The Simpsons", Homer claims he hates singing, so Marge shows family videos of musical numbers from the previous seasons of the series.  The original material was directed by Mark Ervin and written by Steve O'Donnell.  It was executive produced by David Mirkin.  It features guest appearances from George Harrison, Patrick Stewart, and Phil Hartman, although these are all clips and none of them recorded original material for the episode. "Margical History Tour" is the eleventh episode of "The Simpsons"<nowiki>'</nowiki> fifteenth season.  It first aired on the Fox network in the United States on February 8, 2004.  This is one of several Simpsons episodes that features mini-stories. "Burns Verkaufen der Kraftwerk" (] ) is the eleventh episode of "The Simpsons"<nowiki>'</nowiki> third season.  It first aired on the Fox network in the United States on December 5, 1991.  In the episode, Mr. Burns wishes to pursue other interests and therefore decides to sell his power plant to two German investors for $100 million.  Safety inspector Homer is immediately fired by the Germans because of his incompetence.  Later, Burns realizes that he has lost all his respectability because he can no longer control anyone. "Million Dollar Maybe" is the eleventh episode in the twenty-first season of the American animated television series "The Simpsons".  It first aired on the Fox network in the United States on January 31, 2010.  In this episode, Homer wins $1 million in the lottery.  Later fearing that Marge will discover that he missed a wedding reception while buying the winning ticket, Homer uses his windfall to buy the family anonymous gifts.  Meanwhile, Lisa uses a Funtendo Zii to make life more interesting for Grampa Simpson and his friends at the retirement home.
Answer: September 28, 2008