What is the best way to punctuate the bolded portion of the sentence?

he wrote many scholarly essays about a variety of topics the teacher explained.

he wrote many scholarly essays about a variety of topics,
“he wrote many scholarly essays about a variety of topics,”
“he wrote many scholarly essays about a variety of topics”.
“he wrote many scholarly essays about a variety of topics”

Which excerpt is told from third-person point of view? o a. i walked slowly along the canal and said aloud to myself, "emma, what are you doing here? " b. you walked slowly along the canal and said aloud to yourself, "i have no idea what i'm doing here. c. emma walked sidly along the canal and said aloud to herself. "i don't have a clue what i'm doing here." d. walking slowly along the canal. i said aloud to myself, "emma, you have no idea what you're doing here.

In a short story the narrator's word choice

Summarize in 3-5 complete sentences the conditions of life on the reservation as depicted by chief red cloud’s speech. cite evidence from the text to support your answer.