Smoking marijuana can be as unhealthy as smoking cigarettes and ___________

Acan cause cancer.
Bresults in "smokers breath."
Ccan lead to premature aging.

Verified Answer :

Smoking marijuana can be as unhealthy as smoking cigarettes and A.Can cause cancer.

♡♡Hope I helped!!! :)♡♡

The answer is all of them. But in a school situation, A would be appropriate. This is because the smoke gets into the smokers lungs, whether it be marijuana or tobacco, and can cause cancer cells to grow in your lungs and enter your bloodstream.
So A is the answer.