[A]: It is the brain, not the sense organs, that interprets the stimulus.
[R]: Sense organs are transductors, they transform the energy of a stimulus to the en- ergy of nerve impulses.
A. If both A and R are true and R is the correct explanation of A
B. If both A and R are true but R is not the correct explanation of A
C. If A is true and R is false
D. If both A and R are false