Rewrite the expression 2a^3b + 6a^2b^2 by factoring out the GCF.

A. 2a^2b(a + 3b)
B. 2a^2 (ab + 3b)
C. 2a^2(a + 3b)
D. 2a^2b(ab + 3ab)

1 answer

C. 2a^2b(a + 3b)