Choose the statements which indicate the differences between the thread based multitasking and process based multitasking.

(a) Process-based multitasking handles the concurrent execution of programs

(b) Process-based multitasking handles the concurrent execution of pieces of the same program

(c) Thread-based multitasking handles the concurrent execution of programs

(d) Thread-based multitasking deals with the concurrent execution of pieces of the same program

I have been asked this question in an interview for internship.

The question is from Multithreaded Programming in division Reflections, Multithreaded Programming, Collection Classes and Mathematical Functions of C#