An administrator is supporting an AIX 6.1 LPAR remotely and needs a tape operator to plug a cable into an Ethernet adapter. The tape operator does not have POWER6 595 knowledge.  What can the administrator do to assist the tape operator to locate the correct adapter？（）  

A.Advise the tape operator to review the hardware service guide.

B.Use the diag command to set the Ethernet adapter slot LED to flash.

C.Advise the tape operator to check the WWN stickers of all Ethernet adapter in the I/O drawers.

D.Create a login account for tape operator on the HMC and advise the tape operator to locate the adapter using the GUI step by step.