A) mr.white doubts that the monkey's paw can really grant wishes.
It would be a) because Mr. White is in a way fighting with his mind.
It's more internal than the rest because:
b) is a man vs. man conflict
c) is also a man vs. man conflict
d) is a man vs. environment conflict
Hope I was able to help at least a little bit :)
I would plan my schedule one week in advance. If you're learning a particular topic next week, try to grasp it now. If you're stuck, that's what your teacher is for. They won't make fun of you. They're here to help.