The answer for this question is false
Answer:
refrigeration and gmos (this is based on research but it is souly opinion based because it all depends on what you think is the most important. please accept this answer with discretion.)
Explanation:
refrigeration because it helped improve shelflife for food all across the world.
gmos because it saved many crops from complete devastation and saved farmers from endless debt and depression (of money).
Vitamins dont contain calories. only fat, protein, and and carbohydrates contain calories. vitamins are chemicals that the body needs in small amounts to to support biochemical reactions.
D. Ray rosenman is the answer