challenge: Where does Northlake Boulevard, also known as CR 809A, begin?
  
  A. At an intersection with PGA Boulevard in Palm Beach Gardens
  B. At an intersection with Seminole Pratt Whitney Road in the wetlands north of Loxahatchee
  C. At an intersection with US Highway 1 in West Palm Beach
  D. At an intersection with Florida's Turnpike in Loxahatchee
  Answer: 