Answer: Both need to obtain energy
Step-by-step explanation:
The primary importance of the organism on earth is to obtain energy from the food for the its survival.
Both the autotrophs and heterotrophs obtain energy by different means. Plants perform photosynthesis in order to obtain energy.
Animals obtain energy from the food that is being produced by the producers. The autotrophs make food which is used by the plants itself and animals to get energy from it,
Hence, option A is the correct option.