Mrs. Meyer buys fruit to make a fruit salad. She buys:
3 cartons of blueberries that weigh 12 ounces each,
3 cartons of strawberries that weigh 16 ounces each, and
4 bunches of bananas that weigh 2.5 pounds each.
What is the total weight of fruit she buys?
A. 5 7/8 pounds

B. 68 pounds

C. 15 1/4 pounds

D. 42 1/2 pounds