B if the author can present....
<em /><u><em>"She did not understand what happened."
</em></u>It is a complete sentence since it has a subject (she) and a verb (understand), and is independent (i.e. doesn't require another clause to make sense<u><em>
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Answer:
communication is like a puzzle because there are a variety of elements or 'pieces' that must be present to create a clear message or 'picture'
Just concentrate and don't think anything but just focus in amswering your assignment. Don't mind the people sorrounding you.