What purpose do the commas serve in the following sentence?

Question

Danielle goes to dance class on Tuesday, Thursday, and Saturday.

The commas separate the items in a series or list.

The commas introduce a quotation.

The commas introduce a series of words.

The commas join independent clauses.

Answer 1

The correct purpose of the commas in the sentence "Danielle goes to dance class on Tuesday, Thursday, and Saturday" is:

The commas separate the items in a series or list.

In this case, the items in the series are the days of the week when Danielle attends dance class.