The body lowers temperature when it is asleep. So, assuming you’re asleep at the time, it would be A. 11pm-3am.
Progression, True and cool down
The most appropriate answer would be B. There is a behavioral phenomena in humans to avoid those they see as different, but also to avoid those who are known to be diseased regardless of the threat of infection. This can lead to social isolation for those with STI, if their condition becomes known to others.