The Activation Energy for the Following Reaction Is 60 $\rarr$ Sn⁴⁺ + 2Co²⁺
By What Factor (How Many Times)will

The activation energy for the following reaction is 60.kJ/mol.
Sn²⁺ + 2Co³⁺ $\rarr$ Sn⁴⁺ + 2Co²⁺
By what factor (how many times) will the rate constant increase when the temperature is raised from 10°C to 28°C?

A) 1.002
B) 4.6
C) 5.6
D) 2.8
E) 696