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For an N-point FFT algorithm with N = 2m which one of the following statements is TRUE? | |
A. | It is not possible to construct a signal flow graph with both input and output in normal order [Wrong Answer] |
B. | The number of butterflies in the mth stage is N/m [Wrong Answer] |
C. | In-place computation requires storage of only 2N node data [Wrong Answer] |
D. | Computation of a butterfly requires only one complex multiplication [Correct Answer] |