I think that last answer is correct. The first two are definitely wrong in my opinion, and the third one seems incorrect because exercising and watching what you eat are things you should be doing outside of dieting.
Answer :
True because ppl don’t need to take the vaccine if they don’t want to .
If your full question is
Which risk factor is least likely to result in someone contracting HIV infection?a.Multiple sexual contacts
b.Hemophilia
c.Intravenous drug use
d.<span>Working with AIDS patients
your answer is undoubtedly D, working with AIDS patients.</span>
This can cause sleep deprivation<span>, which leaves you more vulnerable to respiratory infections like the common cold and flu. </span>Sleep deprivation can<span> also make existing respiratory diseases worse, such as chronic lung illness.</span>
The item from this list which isn't considered a stimulant would be alcohol - a. It is considered to be a depressant. All the other items - nicotine, caffeine, and cocaine have stimulating effects which are known to their useres, while alcohol doesn't have an stimulating effect generally.