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ECT263 Week 2 QuizGrading SummaryThese are the automatically computed results of your exam. Grades for essay questions, and comments from your instructor, are in the "Details" section below.Date Taken:5/13/2016Time Spent:25 min , 35 secsPoints Received:12 / 30 (40%)Question Type:# Of Questions:# Correct:Multiple Choice52Grade Details - All QuestionsQuestion 1.Question :(TCO 2) Referring to the diagram below, which block is the carrier oscillator?Student Answer:UWXYInstructor Explanation:Modulation is the process of combining a high frequency(carrier) and a low frequency(modulation signal) into a nonlinear mixer. Because Y is the amplifier for modulation signal, V must be the amplifier for carrier(U).Points Received:6 of 6Comments:Question 2.Question :(TCO 2) Referring to the block diagram below, block Y would be a(n)