The Amplitude of the Electric Field for a Certain Type $570 \mathrm {~N} / \mathrm { C }$

Multiple Choice

The amplitude of the electric field for a certain type of electromagnetic wave is $570 \mathrm {~N} / \mathrm { C }$ . What is the amplitude of the magnetic field for that wave? $\left( c = 3.00 \times 10 ^ { 8 } \mathrm {~m} / \mathrm { s } \right)$

A) $2.91 \mu \mathrm { T }$
B) $2.41 \mu T$
C) $1.41 \mu \mathrm { T }$
D) $1.10 \mu \mathrm { T }$
E) $1.90 \mu T$