Answer:
The answer is C. Liberty.
Explanation:
By denying Eric his choice to vote for his preferred candidate, his right to vote freely and without duress was violated. Liberty is enshrined in the United States Constitution and this denial has violated the principle of liberty but taking away his freedom to choose who he votes for.
The steam engine now allowed materials to be transported into different factories.
I think the answer would be reassure white american settlers that the frontier was safe and peaceful.
Hope this helps