On modulating a carrier of frequency fc by an audio signal fs, the fol – McqOptions

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1.	On modulating a carrier of frequency fc by an audio signal fs, the following components has resulted: fc, fc + fs and fc - fs What is this type of modulation likely to be?
A.	Amplitude modulation (DSB)
B.	Single sideband modulation
C.	Frequency modulation only
D.	Amplitude modulation or frequency modulation
Answer» B. Single sideband modulation

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