"In your opinion, what lessons has the world failed to learn from the holocaust? Consider the treatment of specific racial, ethnic, and religious groups in recent history."

In my opinion, the world has failed to learn that racism is  wrong and illegal as based on recent events such as George Floyd's killing which actually might go down in history books, many people are being racist in retaliating to these riots. No one ever learns from past mistakes.

must repent and believe in god.

or the book

journey across time - chapter 10 "the rise of christianity"

a and b!

dfroos means which is a and b