Which of the following shot combinations is best described as a shot/reverse shot?

A. Shot A shows a character looking offscreen; Shot B shows another character looking in the opposite direction at the first.
B. Shot A shows a character looking offscreen; Shot B shows what that character is looking at but not from his or her optical point of view.
C. Shot A shows a character's interior state; Shot B shows that character in his exterior surroundings (or vice versa).
D. Shot A shows a character looking offscreen; Shot B shows what that character is looking at from his or her optical point of view.

Answer: A