The best answer for this question would be:
Passionate
emotion
The lines represent how passionate a person’s emotion can be
when they are chasing for the ideal of justice, it reflects how Romanticism
defines another form of passion through the poem.
Horrified would be more dramatic in the sentence so its not horrified. Its not sad because there is no remorse. Its not embarrassed because there is no words expressing the feeling embarrassed. So your best bet is hesitant.
I'm not 100% sure, but I think the answer is C - Order of Importance. Hope this helped any!