Imagine you are sitting in the back row of the classroom. Your instructor is standing in the front of the room with a large concave spherical mirror. What do you see in the mirror as your instructor walks from the front of the room to your location; all the while the mirror is facing you?

a) I see my image right side up. It gets larger as the mirror approaches.
b) I see my image initially inverted and then right side up. It gets larger as the mirror approaches.
c) I see my image initially right side up and then inverted. It gets larger as the mirror approaches.
d) I see my image right side up. It gets smaller as the mirror approaches.