Question

Which punctuation mark is required to set apart an introductory phrase?

Answer 1

Answer:

C. Comma

Explanation:

A comma is required to set apart an introductory phrase from the rest of the sentence. This comma is sometimes optional if the introductory phrase is less than four words long. Some examples of introductory phrases include "before the movie starts" and "while getting ready for the play."

Answer 2

The correct answer is  (C.comma