At what minimum altitude is a turbine-engine-powered, or large airplane, required to enter Class D airspace?
A.1,500 feet AGL.
B.2,000 feet AGL
C.2,500 feet AGL.
正确答案是A
At what minimum altitude is a turbine-engine-powered, or large airplane, required to enter Class D airspace?
A.1,500 feet AGL.
B.2,000 feet AGL
C.2,500 feet AGL.
正确答案是A