challenge: Which of the following statements best describes Astor Piazzolla's music in The Rough Dancer and the Cyclical Night (Tango Apasionado)?
  
  A. It heavily relies on improvisation similar to Duke Ellington's orchestrations.
  B. It mirrors Bartok's composition style rather than Ellington's orchestrations.
  C. It focuses on traditional tango rhythms without any embellishments.
  D. It emphasizes the smoldering sensuality typical of contemporary tango.
  Answer: 