Answer:
Expository Essays.
Explanation:
There are four major types of essays.
Narrative: to tell a story (personal, most likely)
Descriptive: to paint a specific picture (a lot of imagery)
Expository: to present facts.
Persuasive: to convince/sway the audience.
Because the Expository Essay puts emphasis on facts, this is the most logical answer to your question.
The one without a comma. "I was very frightened while the stranger was knocking on my door.
The best and most correct answer among the choices provided by the question is the second choice. Comparing to a poet, she is a dancer. I hope my answer has come to your help. God bless and have a nice day ahead! Feel free to ask more questions.