Table:
text: 1956–57 NCAA University Division men's basketball season
Conference winners and tournaments
Conference winners and tournaments
Conference Regular_Season_Winner Conference_Player_of_the_Year Conference_Tournament Tournament_Venue_City Tournament_Winner
Atlantic Coast Conference North Carolina Lennie Rosenbluth , North Carolina 1957 ACC Men`s Basketball Tournament Reynolds Coliseum ( Raleigh, North Carolina ) North Carolina
Big Seven Conference Kansas Gary Thompson , Iowa State No Tournament No Tournament No Tournament
Big Ten Conference Indiana & Michigan State None Selected No Tournament No Tournament No Tournament
Border Conference Texas Western None Selected No Tournament No Tournament No Tournament
Ivy League Yale None Selected No Tournament No Tournament No Tournament
Mid-American Conference Miami None Selected No Tournament No Tournament No Tournament

Question: During which conference is North Carolina listed as the tournament champion in the 1956-57 NCAA University Division men's basketball season?

Question: During the Big Seven Conference, which team was the regular season winner in the 1956-57 NCAA University Division men's basketball season?

Question: If Yale is listed as the regular season winner, what tournament venue is listed for the 1956–57 NCAA University Division men's basketball season?

Question: How many conference tournament entries are listed if Texas Western is the regular season winner in the 1956-57 NCAA University Division men's basketball season?