The decision height (DH) display on the CDS is set:
A.A.Automatically when APPROACH is selected on the MCP panel
B.B.Independently by each pilot using his/her EFIS control panel
C.C.By entering the desired DH on the FMC CDU APPROACH REFERENCE page
D.D.By using the DH selector knob on the forward instrument panel
正确答案是B