Westward expansion gave us more land territory wealth and money
helped economy
showed US was a powerful government
Im not sure about this, but i think it is,
B) The constitution, idea of religious liberty.
It might not be correct, but it was what i understood from -
http://www.wallofseparation.us/the-origins-of-wall-of-separation/
I hope this helps!
Public opinion was sometimes affected by the views expressed by opinion leaders by making the public feel targeted or afraid to speak out if it does not agree with the opinion leader's opinion.
Your answer is: Targeted or afraid
Have a good life