Consider the Following Reaction: 3A → 2B

Consider the following reaction: 3A → 2B
The average rate of appearance of B is given by Δ[B]/Δt. Comparing the rate of appearance of B and the rate of disappearance of A, we get Δ[B]/Δt = ________ × (-Δ[A]/Δt) .

A) -2/3
B) +2/3
C) -3/2
D) +1
E) +3/2