The Magnetic Flux Through a 50-Cm-Long Solenoid That Has 500 $\times$

The magnetic flux through a 50-cm-long solenoid that has 500 turns of radius 3.0 cm is 3.0 $\times$ 10^-2 Wb.Calculate the current through the solenoid.

A) 53 A
B) 5.4 A
C) 17 A
D) 1.3 A
E) 34 A