Please choose the correct answer to the question: Chemical pesticides are sometimes sprayed on crops to kill insects that eat the crops. People have different viewpoints about the use of pesticides on crops. What might be a concern about using pesticides on the crops?

Answer1: Will the food ripen? Answer2: Will the food stay fresh? Answer3: Will the food harm humans? Answer4: Will the food harm bugs in the home?

Answer format: answer1/answer2/answer3/answer4