What Is the Frequency of Gamma Ray Radiation That Has $\times$

Multiple Choice

What is the frequency of gamma ray radiation that has a wavelength of 11.4 pm?

A) 3.80 $\times$ 10^-20 s^-1
B) 1.74 $\times$ 10^-14 s^-1
C) 2.63 $\times$ 10⁷ s^-1
D) 3.42 $\times$ 10⁹ s^-1
E) 2.63 $\times$ 10¹⁹ s^-1