What makes food from co and h 2? 
Options:
- (A) producers
- (B) carbon atoms
- (C) Most plants
- (D) production lines
- (E) light energy
- (F) trees
- (G) air pockets
- (H) Chlorophyll OK. Let's think hard:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Producers make food from inorganic molecules. Among the small inorganic molecules which are economically attractive are CO and H 2 . Producers make food from CO and H 2.
So, the final answer is (A).