Assuming That Soybeans and Tobacco Can Both Be Grown on the Same

Assuming that soybeans and tobacco can both be grown on the same land, a decrease in the price of tobacco, other things being equal, causes a(n) :

A) rightward shift of the supply curve for tobacco.
B) upward movement along the supply curve for soybeans.
C) rightward shift in the supply curve for soybeans.
D) leftward shift in the supply curve for soybeans.