If a continuous time signal x(t) with spectrum X(F) is sampled at a rate Fs=1/T samples per second, then what is the scaled spectrum?

If a continuous time signal x(t) with spectrum X(F) is sampled at a ra

1.	If a continuous time signal x(t) with spectrum X(F) is sampled at a rate F_s=1/T samples per second, then what is the scaled spectrum?
A.	X(F)
B.	F<sub>s</sub>.X(F)
C.	X(F)/F<sub>s</sub>
D.	None of the mentioned
Answer» C. X(F)/F<sub>s</sub>