challenge: What was the outcome of George Sinclair, 4th Earl of Caithness's meeting with Mary, Queen of Scots in 1555 at Inverness?
  
  A. He was appointed as the Lieutenant-General in the North
  B. He was imprisoned at Inverness, Aberdeen, and Edinburgh successively
  C. He was released from his duties as a member of the Privy Council of Scotland
  D. He was granted a new charter for the earldom of Caithness
  Answer: 