B, advocate. Being an advocate means you speak out for it, or that you show your support for something.
The study is an experiment in light of the fact that the scientists control one variable to decide the impact on another.
An experiment is an investigation intended to contrast advantages of an intervention and standard medications, or no treatment, for example, another medication treatment or aversion program, or to indicate circumstances and end results. This sort of study is performed tentatively. Subjects are chosen from an examination populace, doled out to the different investigation gatherings, and observed after some time to decide the results that happen and are created by the new medication treatment, treatment, or intercession.
I believe the answer is: hysteria
Hysteria is the uncontrollable emotion that is caused by overexcitement.
From the perspective of other people, hysteria tend to be seen as exaggeration of expression without noticing that it is caused by the problems in human's neurones. People who suffer from hysteria are pre-dominantly women even though scientists still haven't figure out the reason for this.
The answer is A steriotyping
There have been many wars, you need to specify which one you mean