challenge: What is notable about Joseph Haydn's Symphony No. 98 in terms of its timpani part?
  
  A. It was the first symphony to feature a timpani part written at actual pitch with an F major key signature
  B. It was the first symphony to feature a timpani part written with a C minor key signature
  C. It was the first symphony to feature a timpani solo
  D. It was the first symphony to feature a timpani part written in a minor key
  Answer: 