Another word for no regrets is impenitent.
Impenitent means to not have any regrets or feel any shame about one's attitude or actions.
Examples of impenitent in a sentence :
-The bully was impenitent when he pushed the little boy off the swings.
-Julie's impenitent attitude after reading Sara's diary in front of her whole class, led to detention from the Headmistress.
I think either conclusion or the coolest kid in school here I come
The answer would be D. "That experience has led her to understand what she is made of." This is because the theme is the message that is given through reading the story. When you understand what you are made of you are learning a lesson.
<span> d. Prevent the spread of communism outside of Eastern Europe.</span>