What electromagnetic waves are used in these applications?

Diagnosing illnesses:

Warming and cooking food:

Transmitting data from remote controls to televisions:

The answer should be a

There is no graph to look at on here, but i shall explain them to you. a line graph is just in its title it’s a graph with a line running through the dots to show an increase or decrease. a bar graph is used to show how much or how little something is so a comparison. a scatter plot is used to graph points to tell the data. and i don’t know what a histogram is.

One splits the atoms and molecules  the other combines them