What are the typical dimensions of Class D airspace? A) Surface to 10,000 feet AGL within a radius of 10 nautical miles from the airport. B) Surface to 2,500 feet AGL within a radius of 4 to 5 nautical miles from the airport. C) Surface to 18,000 feet MSL within a radius of 30 nautical miles from the airport. D) Surface to 1,200 feet AGL within a radius of 3 nautical miles from the airport.