Joe Fishes for Swordfish at a Cost of $6 Per

Joe fishes for swordfish at a cost of $6 per ton. Ronny fishes at a cost of $4 per ton. Both have one 1,000-ton ITQ, and the current market price is $10 per ton. If Joe offered to sell his ITQ to Ronny for $7,000, he and Ronny would

A) make the sale because they're both better off.
B) not make the sale, because Joe is better off and Ronny is not.
C) not make the sale, because Ronny is better of and Joe is not.
D) not make the sale, because neither is better off.