It is when oil gets trapped in your pores and the stuff that you put on your face such as makeup are dead skin, and then it formes a bump.
To prevent allergic reactions.
Answer:
d) All are examples of using classical conditioning
Explanation:
Because if they have sexual intercourse with a condom the egg inside you won’t get fertilized and become your period if they have sexual inter course without a condom the egg will be put together with the spent and fertilize the egg and become a baby