Of three persons, two take relish, two take pepper, and two take salt. The one who takes no salt takes no pepper, and the one who takes no pepper takes no relish. Which of the following statements must be true?

I. The person who takes no salt also takes no relish.
II. Any of the three persons who take pepper also takes relish and salt.
III. The person who takes no relish is not one of those who takes salt.

A. I only
B. II only
C. III only
D. I and II only
E. I, II, and III

Answer: E

Source: Official Guide