Why don’t plants need a digestive system? a. they do not need nutrients to grow and develop. b. they use energy from the sun to make their own food. c. they create oxygen, which they use as food. d. they absorb water and food through their roots.

They all ready get energy from  the sun

Plants do not have a digestive system because their need for nourishment is fulfilled through the process of photosynthesis and cellular respiration.

i wish i could with all of them i can barley see the first one so here's the answer to the first one b