challenge: What is Senatorial courtesy in the context of the New Jersey State Senate?
  
  A. A tradition that requires the Governor to consult with Senators before making nominations
  B. A formal rule that requires Senators to approve gubernatorial nominees from their home county
  C. An unwritten rule that allows a State Senator to block consideration of a gubernatorial nominee from their home county
  D. A law that prohibits the Governor from making nominations from certain counties
  Answer: 