Given That the Wavelengths of Visible Light Range from 400

Multiple Choice

Given that the wavelengths of visible light range from 400 nm to 700 nm, what is the highest frequency of visible light? (c = 3.0 x 10⁸ m/s)

A) 3.1 × 10⁸ Hz
B) 7.5 × 10¹⁴ Hz
C) 2.3 × 10²⁰ Hz
D) 4.3 × 10¹⁴ Hz
E) 5.0 × 10⁸ Hz