During Reconstruction, groups such as the Ku Klux Klan used violence to prevent freed people from voting. The correct option among all the options that are given in the question is the third option or option "C". I hope that this is the answer that you were looking for and the answer has come to your help.
C. Germany was the most influential immigrant group
<span>Penn became a Quaker and allowed citizens of Pennsylvania to have freedom of choice regarding politics and religion. Idk if it's right</span>
I think it’s the second one: the natives populations would align with France in any land struggle with the British
It was very important for the US government to help rebuild Europe after WW2 because:
1. Europeans economies were at its all time low and the help would stronger the economies
2. It would help stop the spread of communism
Not too sure about a third reason. These two are most important though