Use the Divisibility Rules to Help Determine the Prime Factorization $3 \cdot 7$

Multiple Choice

Use the divisibility rules to help determine the prime factorization of the following number.
14

A) $3 \cdot 7$
B) $4 \cdot 7$
C) $2 \cdot 6$
D) $2 \cdot 7$
E) none of these