Which of the following statements regarding typical building code requirements for buildings with ...

Which of the following statements regarding typical building code requirements for buildings with limited access is MOST accurate?
 
  A) Buildings with limited access are generally required to be fully protected by automatic sprinklers.
  B) Buildings with limited access typically require a minimum of two emergency access openings on the lower floors of the building.
  C) Buildings with limited access typically require a minimum of one emergency access opening on the upper floors of the building.
  D) Emergency access openings are required to be readily operated from the exterior side only.