Match the following:

a) Input Device	p) RAM
b) Processing device	q) Touch screen
c) Storage Device	r) Printer
d) Output Device	s) CPU

A. a-q, b-s, c-r, d-p

B. a-q, b-s, c-p, d-r

C. a-r, b-p, c-s, d-q

D. a-p, b-q, c-r, d-s