What does the essay have to be about?
Superlative adverbs are adverbs ending in -est. So think of big, bigger and biggest. Biggest is the superlative adverb due to the it ending in -est and having the 'superior' effect which is linked to its name of superlative.
She was the state champion. It is the turning point of the story.
If indirect, the quotations are not needed. So, your answer would be false.