Rick and a man named Negan are stranded on a tropical island.In one hour Rick can cut down 4 coconuts or catch 8 fish. In one hour Negan can cut down 15 coconuts or catch 9 fish.

A)Who has the comparative advantage at producing coconuts?

B)Who has the comparative advantage at producing fish?

C) What is Rick's opportunity cost of producing a coconut?

D)If Rick and Negan specialize and trade with each other, what is the range of acceptable terms of exchange of coconuts for fish?