challenge: What was notable about the propulsion system of the MV Suffolk Ferry?
  
  A. It was the first nuclear powered ship built for the London and North Eastern Railway
  B. It was the first steam turbine powered ship built for the London and North Eastern Railway
  C. It was the first wind-powered ship built for the London and North Eastern Railway
  D. It was the first diesel powered ship built for the London and North Eastern Railway
  Answer: 