A pan is used for cooking food by heating food in it on a stove.
Fire puts off heat.
A pan is used for cooking food by putting it over fire.
What is used for cooking food by putting it over fire?
Options:
(1) a pan
(2) oil
(3) a sink
(4) a fridge
(5) corn
(6) Oak
(7) energy
(8) a microwave