Quadrature Amplitude Modulation means changing both:
(A) Frequency and phase of the carrier.
(B) Frequency and Amplitude of the carrier.
(C) Amplitude and phase of the carrier.
(D) Amplitude and Wavelength of the carrier.


Answer: (C)

Explanation: Quadrature Amplitude Modulation means changing both amplitude and phase of the carrie.
So, option (C) is correct.

Quiz of this Question