A Uniform Electric Field Is Directed Along the Positive Y $\times$

Multiple Choice

A uniform electric field is directed along the positive y axis. A net flux of 5.00 $\times$ 10⁴ N.m²/C passes through a surface whose area is 400.0 cm² and is aligned along the x-z plane. The magnitude of the electric field is

A) zero.
B) 1.25 $\times$ 10⁶ N/C.
C) 2.50 $\times$ 10⁵ N/C.
D) 1.25 $\times$ 10² N/C.