Why is it important not to misuse or overuse antibiotics? explain your answer

It's important to not misuse or overuse antibiotics because of the risk of drug addiction, and the side effects (overdose, and decline in physical health) of having misused and/or overused an antibiotic. In fact misusing or overusing antibiotics could create more problems than what you originally used the antibiotics for. 

Well i had the same answer, so the correct answer would be a. but in this case it would be the one with plasma membrane and cell wall circled that is next to the hairy pill type of thing.