challenge: According to Peter Williams, what is a characteristic of the Eight Short Preludes and Fugues that suggests they may not have been written by J.S. Bach?
  
  A. Their relatively low standard of counterpoint and general musicianship
  B. Their extensive use of pedal points and chromaticism
  C. Their innovative use of counterpoint and complex harmonies
  D. Their lack of adherence to traditional Baroque forms
  Answer: 