Consider the Reaction of 2-Chloro-2-Methylpentane with Sodium Iodide: Assuming

Consider the reaction of 2-chloro-2-methylpentane with sodium iodide: Assuming no other changes, how would it affect the rate if one simultaneously doubled the concentration of 2-chloro-2-methylpentane and sodium iodide?

A) no effect
B) double the rate
C) triple the rate
D) rate would increase by four times
E) rate would increase by six times