Respuesta :
Answer:
A) NO CHANGE
Explanation:
smiling ironically is a participial phrase. If a participial phrase comes at the end of a sentence, use a comma—unless the phrase is restrictive. The phrase smiling ironically is non-restrictive as it does not contain essential information, so you need to use a comma before it.
Answer:
A) NO CHANGE
Explanation:
The correct answer is NO CHANGE. A comma is needed to set off the gerund phrase "smiling ironically," but nowhere else in the sentence.
I just did it on usatestprep.