The answer is C.shortage because higher demand correlates to lack of goods which in turn can be defined as a shortage
A) That this was a privilege to be living there
B) He is saying that Americans have more of an idea for self- government
C) He is saying that Americans are more civilized than other countries
Slavery was incredibly divisive because the Us was expanding into the west, and each new state had to decide whether it was going to be "slave" or "free", so there was no middle ground in terms of how the extension of slavery would unfold. This led to the Civil War.