There might be something wrong.
The closed door suggests separation and distance.
The speaker feels abandoned and alone.
Maybe he meant that for him is hard to write or create a realistic idea about what to write and how.
i do believe the answer is a
everything in this paragraph is in past tense, except 'everyone stops', which is in present tense
it should be "everyone stopped and wondered..."
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.
D. Personification is your answer