I believe the answer is B.
Yes it produces energy with cellular respiration. Which occurs in plants and animals etc.
Answer:
The body contains organs and organ systems that interact with each other to carry out all necessary functions for survival and growth of the organism (e.g., the digestive, respiratory, and circulatory systems are involved in the breakdown and transport of food and the transport of oxygen throughout the body to cells..
To ensure they are there for posterity's sake.
