Given the Following Data for the Reaction A $\rightarrow$ B, Determine the Activation Energy, E_a, of the Reaction

Given the following data for the reaction A $\rightarrow$ B, determine the activation energy, E_a, of the reaction. k (M/s)
T (K)
0) 730
250
0) 739
450

A) 54.4 J/mol
B) 6.89 J/mol
C) 39.9 J/mol
D) 57.3 J/mol
E) 374 J/mol