If the equation $x^2 + 2x + 3 = 0$ and $ax^2 + bx + c = 0, a, b, c \in R$, have a common root, then a : b : c$ is

Question

( A ) 3 : 2 : 1
( B ) 1 : 2 : 3
( C ) 1 : 3 : 2
( D ) 3 : 1 : 2