正常情况下在维护页面选择进入DFCSBITE后，DCU上显示（）

A、FCC A SELF-TEST PASS、FCC B SELF-TEST PASS、CROSS CHANNEL TEST、PASS

B、FCC A SELF-TEST PASS、FCC B SELF-TEST PASS、CROSS CHANNEL TEST、FAIL

C、FCC A SELF-TEST 、FCC B SELF-TEST 、CROSS CHANNEL TEST

D、CURRENT ATATUS、FAULT HISTOY、LAND VERIFY、RIGGING