challenge: Who is the shipbuilder that the Irish Naval Service ordered new offshore patrol vessels from in 2010?
  
  A. Babcock Marine, a UK-based shipbuilder operating out of London
  B. Aker Solutions, a UK-based shipbuilder operating out of Plymouth
  C. Babcock Marine, a UK-based shipbuilder operating out of Appledore, North Devon
  D. BAE Systems, a UK-based shipbuilder operating out of Glasgow
  Answer: 