The term suffrage refers to the
a. right to vote.
b. freedom to make one's voice heard.
c. soviet labor camps.
d. extermination of jews under hitler

Suffrage means the right to vote- the correct answer is A.

From this word another word was made: Suffragette, for the women who were fighting for female suffrage in 19th and 20th centuries.

let's look at the other options:

B. freedom to make one's voice heard.
-as far as I know, this term doesn't have a specific name. It is an important aspect of democracy though

C. Soviet labor camps.
-these were called "Gulags"

D. extermination of Jews under Hitler
-this is called "Holocaust" or "Shoah"