HELP!! This for science

Based on the key I think it’s option 1

The positive will be an EXERCISE and the negative will be SMOKING, with exercise one can maintain a healthy weight and increase their blood circulation which can help the brain to be active and it can generate good hormones to the body which also be a way for the body to be active. On the negative aspect smoking can lead you ruining your lungs, and cardiovascular functions. It can also lead you to decay your teeth faster and cancer.