Answer:
The error is :-
The sentence must be Who is yelling not whose yelling. Correct Sentence would be
"Who is yelling?" asked the teacher
Answer be C.
Samantha is creating an article from the 1700s and 1800s. One source provides information from the 1900s to modern day, therefore doesn't work in this case. So the choice of C doesn't work.
It seems that this question is lacking information. Is there an image that should be attached with it?