I agree with the person above - although this wouldn't be my first thought when I hear the word empower, among these answers, the one that seems the most correct is A. to create a strong desire or longing.
For example:
The desire to go home empowered me.
Answer:
You can click any of them, they all work
Explanation:
People were very mad at their current government so they turned to extremist politics for an answer to their problems, hence, the Nazi Party.