If with one hour of labor time nation A can produce either 3X or 3Y while nation B can produce either 1X or 3Y (and labor is the only input): a. nation A has a comparative disadvantage in commodity X
A.
a. nation A has a comparative disadvantage in commodity X
B.
b. nation B has a comparative disadvantage in commodity Y
C.
c. nation A has a comparative advantage in commodity X
D.
d. nation A has a comparative advantage in neither commodity