What is the purpose of a topic sentence, typically?

It is to summarize what the paragraph will be about.

Explanation:

the answer should be b.

explanation:

it should be b because she researched before writing so it would be in past tense. "the author researches her subject before she had written the first draft.

while his customary satire is present in mark twain's short story "the notorious jumping frog of calaveras county," there is a cloaking of this satire as twain's narrator is not directly involved. another literary device that you could build a thesis around is the use by twain of hyperbole.

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