Find the Quotient and Check $\left( 4 a ^ { 2 } + 19 a + 12 \right) \div ( a + 4 )$

Multiple Choice

Find the quotient and check. $\left( 4 a ^ { 2 } + 19 a + 12 \right) \div ( a + 4 )$

A) $4 a + 1 , r = 3$
B) $4 a + 3$
C) $4 a - 9$
D) $4 a - 3$
E) $4 a + 3 , r = 24$