The Following Is an Arrhenius Plot of a First-Order Reaction

The following is an Arrhenius plot of a first-order reaction.The rate constant is measured in units of s^-1. Based on this Arrhenius plot,what is the Arrhenius frequency factor (A) of the reaction? (R =8.314 J/K mol)

A) 5.0 s^-1
B) 40 s^-1
C) 50 s^-1
D) 5.0 × 10³ s^-1
E) 2.4 × 10¹⁷ s^-1