If you turn up the temperature of an oven from 250 degrees kelvin to 500 degrees, the oven will be radiating how much more energy?

The choices can be found elsewhere and as follows:

A 10 timesB 2 timesC 4 timesD 8 timesE 16 times

I believe the correct answer from the choices listed above is option E. If you turn up the temperature of an oven from 250 degrees kelvin to 500 degrees, the oven will be radiating 16 times.