Professor Singh Creates a Survey to Measure How Happy His

Professor Singh creates a survey to measure how happy his students are with his teaching this semester. He is teaching two classes: Psychology and Law and Introduction to Neuroscience. He writes the following questions for his survey:
A.What was your favorite part of this class?
B.Please rate how much you agree with the following statement using the scale below: This was one of my favorite classes all semester.

C.Which of the following is most true of you? a. I am a very serious student. b. I try only as hard as I have to.
D. How easy did you feel this class was?

Which of the questions above is an example of a question that uses a semantic differential scale?

A) Question A
B) Question B
C) Question C
D) Question D