A Plot of Ln (K / S^-1) Against $\frac{1}{\mathrm{~T}}$ Has a Slope of - 2575 and an Intercept of a Slope

A plot of ln (k / s^-1) against $\frac{1}{\mathrm{~T}}$ has a slope of - 2575 and an intercept of 31.5. What is the pre-exponential factor A (s^-1) of this first order reaction?

A) 31.5.
B) - 2575.
C) 21409.
D) 4.8 × 10¹³,