D. She is trying to convince the audience by making them laugh.
Explanation:
A comma should follow a dependent clause when the dependent clause comes first in a sentence. A dependent clause is the clause which cannot stand alone in its meaning on the other hand independent clause refers to the phrase which can stand alone, though both have a subject and a verb.
Answer:
Napoleon was trying to save the French and his own freedom
He shows the audience the relationship at the end to make them appreciate the tragedy. Hope this answers your question.
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