When the gear is down with three greens, you can:
A.A.Assume the gear is down and locked, provided the indicator lights on the overhead panel are illuminated as well.
B.B.Still get a landing gear warning horn
C.C.Assume the gear is down and locked, even if one landing gear indicator light on the overhead panel is NOT illuminated.
D.D.All of the above is correct
正确答案是C