Although you unhelpfully didn't supply the following choices, the answer is
<u>the opportunity for former slaves to leave the U.S.</u>
D....due to the ruckus at the Democratic National Convention over Vietnam
Answer: Not all of the people (Germans mainly) hated Jews they just followed Hitler because they thought they were being loyal to their country.
Explanation: Anti-Semitism is when you are prejudice or discriminating against Jews and Nationalism is when basically you are loyal/follow no matter what your country does
Answer:
from what I understand it should be (b) seems more like it's to protect the statement