During takeoff with F/D ON, the AFDS commands pitch attitude ____ degrees after ____ IAS.
A.A.10 degrees nose up & 60 kts IAS.
B.B.15 degrees nose up & 60 kts IAS
C.C.10 degrees nose up & 84 kts IAS
D.D.15 degrees nose up & 84 ktsIAS.
正确答案是B