challenge: What was the weight limit for the men's super heavyweight K-1 category at the W.A.K.O. World Championships 2007 in Belgrade?
  
  A. over 91 kg/200.2 lbs
  B. under 91 kg/200.2 lbs
  C. exactly 91 kg/200.2 lbs
  D. under 100 kg/220.5 lbs
  Answer: 