In regard to Loyalists during the American Revolution:

a. The New England states forced
Loyalists into militias against their will
b. Freedom of expression was curbed during the American Revolution.
c. Congress discouraged the idea of oaths of allegiance.
d. Loyalists were sold into slavery in Canada.
e. State governments encouraged free press, including opposition to American independence.

The loyalist "FREEEDOM OF EXPRESSION WAS CURBED DURING THE AMERICAN REVOLUTION". option "b" is the most correct option.

Explanation: During the American revolution, they were some Americans, who played loyal to the grown of Britain, because they are directly serving as an official to in the palace and some believe nothing can be gotten from war, and if they were to be free from Britain, they will loss all the benefits been gotten from Britain. This made many of them to be loyal, as the word loyalist is formed to describe those set of people.

This agitate the American who are moving for freedom, to trace those loyalist and brutalize them to death. This curbed the freedom of expression of many loyalist. All Americans that did not want the revolution, were forced to remain silent because, they will be brutalized to death by the ones who are agitating for freedom. The American agitating for freedom were so desperate and passionate to fight for revolution.

i believe your answer is d)

increase in population