Which of the following treatments kills bacteria inside the body?

a. antiseptic
b. disinfectant
c. vaccine
d. antibiotic

Antibiotic kills and reduces the growth of bacteria in the human body.

D. Antibiotic
Antibiotics kill bateria inside the body, vaccine prevent bacteria inside the body, disinfectant kills bacteria outside the body and antiseptic prevents bacteria outside the body

Answer the lack of variation in activity can lead to boredom and eventually cause exercise to stop;