challenge: What is the origin of the name 'Bearbrick'?
  
  A. It is a reference to a popular children's book about a bear
  B. It is a play on words combining 'bear' and 'brick' with no specific meaning
  C. It is a combination of the founder's name and a type of building material
  D. It is derived from a cartoon-style representation of a bear and a variation of MediCom's Kubrick design
  Answer: 