What have humans collected and grown for thousands of years?
Options:
- (A) Organic compounds
- (B) types of coral
- (C) types of ferns
- (D) bioaerosols
- (E) Most plants
- (F) types of fungus
- (G) types of pine trees
- (H) peachleaf willow Let's solve this problem gradually.
Humans have collected and grown mushrooms for food for thousands of years. Yeast and mushrooms are types of fungus. Humans have collected and grown types of fungus for food for thousands of years. So the final answer is (F).