Answer:
They explain why the writer's claim is true.
Explanation:
I did it on a test and got it correct
A credible source is one that is updated within the current year, states facts, NOT opinions, and is ending in .gov, .edu, etc.
Could you provide the sentance that the question is talking about? You could youse dictionary.com to look it up and see if any of the definitions it gives you corresponds to the way the word is used
Athens used force to keep city-states from withdrawing from the league and <span>The purpose of the league was to keep Persia from conquering Greece.</span>