Claire is conducting research on attribution theory in the United States, which is considered an individualistic country, and in Indonesia, a more collectivistic country. The observation Claire will most likely see in her research is more

Labor costs would be a large factor holding production of shade-grown coffee back. if it requires higher labor costs to receive a smaller benefit per hectare, then these costs would be prohibitive on expanding this practice to all coffee growing.

Iam pretty sure it is c.