While servicing an HP rp5700 Business PC, you receive a nonsystem disk/NTLDR missing message.
What are two possible causes? (Select two.)
A.
The hard drive boot is disabled in HP Setup.
B.
The hard drive SATA controller is disabled in HP Setup.
C.
The hard drive SCSI controller is disabled in HP Setup.
D.
The cable from the hard drive to the power supply is loose.
E.
System files are missing or not properly installed.