The answer is: [A]: Appalachian Highlands .
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Think of a couple of fun or exciting things that have happened to you or that you've done and then narrow it down and chose one to be your topic!
If the example I gave is what you mean by the question, then it would be a comma. I hope this helps!
Ex:
"It gives us goosebumps",
Explanation:
A) <em>might </em><em>like</em><em> </em><em>it</em>
<em>I </em><em>think</em><em> </em><em>this</em><em> </em><em>would</em><em> be</em><em> </em><em>correct</em><em>.</em>
