E-commerce platform customer service: If you bought the apple on the e-commerce platform, you can directly contact the e-commerce platform customer service to complain about the return.
Consumer Association: Consumer Association is a non-profit organization, aiming at protecting consumers' rights and interests. You can contact the local consumer association, consult relevant laws and regulations, and submit a complaint.
Industry and commerce department: the industry and commerce department is the government agency responsible for supervising the market economic order. If you think that the behavior of the merchant violates relevant laws and regulations, you can complain to the local industrial and commercial department.
U.S. Food and Drug Administration: If the apple you bought has quality or safety problems, you can contact the local food and drug administration to make a complaint.
Before submitting a complaint, you are advised to keep relevant evidence, such as screenshots of orders, receipts, photos, etc. To better protect your rights and interests.