in the current year, jerry pays $8,000 to become a charter member of mammoth university's athletic council. the membership ensures that jerry will receive choice seating at all of mammoth's home basketball games. also this year, jerry pays $2,200 (the regular retail price) for season tickets for himself and his wife. for these items, how much qualifies as a charitable contribution? a.$10,200 b.$0 c.$8,000 d.$6,400