Consider the statement, $If n is not prime, then n-2 is prime.$ Which of the following values of n is a counterexample to this statement?

**Answer Choices**

A. 11

B. 15

C. 19

D. 21

E. 27

Consider the statement, $If n is not prime, then n-2 is prime.$ Which of the following values of n is a counterexample to this statement?

**Answer Choices**

A. 11

B. 15

C. 19

D. 21

E. 27