What is wrong with the sentence and why (commas)
I ate the last cookie, my mom will be so mad.

This seems to be a comma spliced sentence. Why is it a comma splice? Two independent clauses are joined by a comma.

Correction:

I ate the last cookie. My mom will be so mad. (replace with period)

Explanation:

Hope this helps!

you need to post the passage so we know what you’re talking about

the answer is, a) she is angry with elnora for not standing up for herself.