The Output of a Generator Is 440 V at 20

The output of a generator is 440 V at 20 A. It is to be transmitted on a line with resistance of 0.60 Ω. To what voltage must the generator output be stepped up with a transformer if the power loss in transmission is not to exceed 0.010% of the original power?

A) 4.4 kV
B) 7.3 kV
C) 22 kV
D) 30 kW
E) 45 kV