What is the difference between a process and a program?

Group of answer choices

No difference between them.

A process aka an instance of an executing program, is an activity with a program, input, output, and a state, while a program is stored on disk.

A process has a program, input, output, and a state, while a program may be stored on disk not doing anything

A process is an activity of some kind, while a program is a collection of processes running in $($pseudo$)$ parallel