challenge: What attractions were included in The Boardwalk expansion at Hersheypark in 2009?
  
  A. A 378,000 gallon wave pool and a 1,360 ft. long lazy river
  B. A 400,000 gallon wave pool and a 1,800 ft. long lazy river
  C. A 250,000 gallon wave pool and a 1,000 ft. long lazy river
  D. A 500,000 gallon wave pool and a 2,000 ft. long lazy river
  Answer: 