Farmers' cooperatives were most common among:
a. fruit growers in the west.
b. tobacco growers in the middle atlantic.
c. cotton producers in the south.
d. grain producers on the plains.

Farmers' cooperatives were most common among fruit growers in the West. The correct option among all the options that are given in the question is the first option or option "A". This was a cooperative that was created to maximize the profit of the fruit growers of the West. I hope the answer helps you.