Assume Saudi Arabia Can Produce 4 Units of Good X

Multiple Choice

Assume Saudi Arabia can produce 4 units of good X or 3 units of good Y.Tunisia can produce 5 units of good X or 8 units of good Y.What would be the terms of trade between Saudi Arabia and Tunisia for 1 unit of good Y?

A) Between 3/4 and 8/5 units of X.
B) Between 3 and 5 units of X.
C) Between 4 and 8 units of X.
D) Between 5/8 and 4/3 units of X.