English

Travis Shaffer

8 June, 18:20

Read the sentence below and answer the question that follows.

The graduate students filled out the necessary applications, and submitted the required references.

How is the comma used incorrectly in the sentence above?

A. The comma attempts to separate a compound predicate.

B. The comma attempts to set apart an essential element.

C. The comma attempts to separate a compound subject.

D. The comma attempts to join two independent clauses.