[单选题]当转弯手轮上的断开(DISCONNECT)按纽按下时( )When press in disconnection (DISCONNECT) button which on the handwheel : A.脚蹬不能进行前轮转弯控制The pedal can not control the nose wheel steering B.转弯手轮不能进行前轮转弯控制the handwheel can't control the nose wheel steering C.脚蹬不能进行方向舵控制Pedal can not control rudder