challenge: What is notable about Édgar García's 87 mph slider?
  
  A. It has hard, downward action and generates more whiffs/swing compared to other pitchers' sliders
  B. It is one of the fastest sliders in the league
  C. It generates more ground balls compared to other pitchers' sliders
  D. It has a high spin rate compared to other pitchers' fastballs
  Answer: 