Fact 1: Astove is used for cooking by generating heat.

Fact 2: Generation is the making of electricity.

Given the two facts above, answer the question "How is a stove used for cooking?" with the following options: 
- by making heat
 - by breaking up heat
 - a hydraulic system
 - energy usage
 - An object is seen
 - by using radio waves
 - lowered energy cost
 - by producing ice


 

 by making heat        