Which one of the following statements does not accurately describe the diatonic scale as it corresponds to the setup on a piano keyboard? A. Striking a key on a piano keyboard produces a sound with a specific frequency. B. The black keys are used to produce the five notes that correspond to additional frequencies on the even-tempered scale for the key of C. C. A scale would include a series of eight notes, where the first and seventh notes have the same letter. D. The white keys are used to produce frequencies for the key of C.