At 25 ^$\circ$ C, by What Factor Is the Reaction Rate Increased by Rate

At 25 ^$\circ$ C, by what factor is the reaction rate increased by a catalyst that reduces the activation energy of the reaction by 1.00 kJ/mol

A) 1.63
B) 123
C) 1.04
D) 1.50
E) 2.53