I think this is based on your opinion rather than facts so you can use what you know to give your OWN opinion シ
Error identification is a type of competitive test where one needs to identify the grammatical errors in a sentence. Though termed as Sentence Correction, most often, problems in this topic need one to only classify sentence errors.
Answer:
C.
Pained look, are stage directions it was showing people on the first what Dennis was thinking his thoughts
