(A) If 6 is not divisible by 3 then 2 is not the only even prime number.
(B) If 6 is divisible by 3 then 2 is not the only even prime number.
(C) If 6 is divisible by 3 then 2 is the only even prime number.
(D) If 6 is not divisible by 3 then 2 is the only even prime number.