challenge: Where was Margaret Maddocks educated?
  
  A. St. Helen's School, Dresden, and in Northwood, London
  B. St. Helen's School, Northwood, London, Middlesex, and in Dresden, Staffordshire
  C. St. Helen's School, Oxfordshire, and in London, Middlesex
  D. St. Helen's School, Northwood, and in Oxford
  Answer: 