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Select the correct statement(s) regarding QAM. an. QAM consists of two carriers operating at the same frequency, but with phase angles that are 90 degrees apart b. Using QAM, information is captured on the carrier(s) in the form of amplitude and phase shifts c. QAM with M=8 (e. e., 8 QAM) can represent 3 bits per symbol d. All of the above are correct

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