The curved trend vector extending from the aircraft symbol on ND MAP and MAP CTR is divided into three segments. With range greater than 20 NM′s the trend vector:
A.A.Predicts position at the end of 10,20 and 30 second intervals
B.B.Predicts position at the end of 20,40 and 60 second intervals
C.C.Predicts position at the end of 30,60 and 90 second intervals
D.D.Predicts position at the end of 60,90 and 120 second intervals
正确答案是C