`CH_(3)Br+Nu^(-)rarrCH_(3)Nu+Br^(-)`
The decreasing order of the rate of the above reaction with nucleophiles `(Nu^(-))` A to D is :
`[Nu^(-)=(A)PhO^(-),(B)AcO^(-),(C)HO^(-),(D)CH_(3)O^(-)]`
A. D gt C gt A gt B
B. D gt C gt B gt A
C. A gt B gt C gt D
D. B gt D gt C gt A