Answer:
The correct answer is YOU
Explanation:
In the following sentence the subject pronoun is YOU.
When you are speaking about your sister and yourself.
A subject talks about who performs the action, in this case the action is are speaking and this actions is performed by the subject pronoun YOU.
your sister is an exampleof an object, it means who receives the actions and yourself is a reflexive pronoun
the answer is b i know because i just did it and i know for afact this right
B.Explains why the paper is written.
Hope this helps(this statement is overused)
