Answer:
No
Explanation:
It should either be "My friends aren't working anymore" or "My friend isn't working anymore. Hope this helps :).
<em><u>Answer:</u></em>
b) The comma attempts to join two independent clauses.
<em><u>Explanation:</u></em>
When two ideas come together and either one of them can stand by itself as its own, independent sentence, then the use of the comma is correct:
Comma + a conjunction (and, but, for, nor, yet, or, so)
Answer: A and B
Explanation: C is coming from your own ideas, and D is just not citing a source correctly.