Buying fair trade products benefits farmers, producers, and the system. Which detail best supports this main idea?

"Farmers need to work for other companies for lower wages."

"Fair Trade for All -- is to give benefits to more farmers and workers, to invest in co-ops and make farming communities stronger, and to engage more consumers in the fair trade business.

"The farmer sees profit, which causes more farmers to get certified."

"The more Fair Trade USA products sold, the more producers receive the benefits of the fair trade system, and the stronger the system."