Write the Number as a Product of Primes $2 \cdot 2 \cdot 5$

Write the number as a product of primes.
-30

A) $2 \cdot 2 \cdot 5$
B) $6 \cdot 5$
C) $2 \cdot 3 \cdot 5$
D) $3 \cdot 3 \cdot 2$