Question: Which Cover model has a 20 Questions of Christina Applegate?
SQL: SELECT "Cover model" FROM "2-1566852-5" WHERE "20 Questions" = 'Christina Applegate';

Question: When has a Centerfold model of Krista Kelly?
SQL: SELECT "Date" FROM "2-1566852-5" WHERE "Centerfold model" = 'Krista Kelly';

Question: Which 20 Questions has a Cover model of Rena Mero , Torrie Wilson (two alternative covers)?
SQL: SELECT "20 Questions" FROM "2-1566852-5" WHERE "Cover model" = 'Rena Mero , Torrie Wilson (two alternative covers)';

Question: When Centerfold model is on 3-04?
SQL: SELECT "Centerfold model" FROM "2-1566852-5" WHERE "Date" = '3-04';

Question: Which Cover model has a Centerfold model of Scarlett Keegan?
SQL: SELECT "Cover model" FROM "2-1566852-5" WHERE "Centerfold model" = 'Scarlett Keegan';

Question: When has a Centerfold model of Pilar Lastra?
SQL: SELECT "Date" FROM "2-1566852-5" WHERE "Centerfold model" = 'Pilar Lastra';