Answer:c hope it helps you
Explanation:
If the question has a true or false option that you can choose it would be true.
D) Abstinence
The only way is to not have sex at all
I don't exactly know how to put this in scientific terms, but it is a wet cough which when completed, has brought up phlegm enough to fill a handkerchief. It is the last stage of a common cold before it goes away.