The answer is C. Appear is a verb and singular verbs normally end in -s. Also the sentence is talking about the conductor, not the pictures.
Answer:
All you have to do is give each student a blank sheet a paper and ask them to write down what they want you to do to help them succeed in your class. (Make sure they write their name on it).
Do not embarass them by saying "oh so and so said this would help so I will also be doing this" because they will absolutely hate your guts.
Have a good day.
