I couldn't help if you need help just ask
<span>the foot-in-the-door phenomenon</span>
It is known as Idealism.
In philosophy, idealism is aimed to assert the fundamental reality that humans commonly face as we know it.
This type of view tend to not really popular because the majority of us often prefer to hear comforting lies rather than have to face the cruel reality that exist in our society/environment.
I would choose between A and C because those make much more sense than the other problems.