Answer:
C
Explanation:
autotrophs are organisms that use autotrophism mode of nutrition.Autotrophism is the mode of nutrition where organisms manufacture their own food for example plants Basically plants make their own food by use of sunlight,Carbon (IV) Oxide and water but mainly sunlight so as to synthesise Chlorophyll during the process of photosynthesis therefore without sunlight they won't be able to produce their food.