Answer: The statement that is a claim of definition is:
a. Americans who do not vote are un-American.
Explanation:
In this affirmation the orator gives a claim for everyone that doesn't use their right to vote, telling that if they don't use this right, they don't are Americans, by another side, The next statements give the reason for voting, like a form for stimulating, persuade or force the people to do it, but no how a claim.
