13.

Answer and Explanation

Your Answer is

Correct Answer is D

Explanation

The predicate of the sentence is feels, and the parenthesis needs to be separated by double commas from the subject Tan, so a comma is required after expectations, and D is correct.

A/C item: Here it means "her mother's expectation" mother is singular, and in possessive form, there is no comma between expectations and expectations, A/C is wrong.