The answer is b, because it has dark words rather the other up beat ones
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 :)
