I believe the answer is B
Answer:
I would say A. Heart disease. Because Aids(HIV) can be transmitted through another persons saliva or bodily fluids, so you can take out all of the above option too.
Explanation:
Once you get chickenpox, then only after a long period you will get it again. this is because your immune system knows how to respond to the pathogen the second time. so even though you get it, it won't as severe as the first time.
