challenge: What is the origin of the genus name 'Hadropithecus'?
  
  A. It is derived from the Greek words for 'stout' or 'large' and 'ape'
  B. It is derived from the French words for 'narrow' and 'mouth'
  C. It is derived from the English words for 'baboon' and 'lemur'
  D. It is derived from the Latin words for 'monkey' and 'lemur'
  Answer: 