Operating System Not Found?

As part of a system upgrade, you’ve removed the SATA hard drive of a desktop computer and replaced it with a new SATA drive purchased from a local retailer. When you start the computer, you receive the message “Operating System Not Found.” What is the most likely problem?

A) The computer’s power supply can’t support the new SATA drive

B) The SATA cables have not been connected correctly

C) The BIOS of the computer needs to be upgraded

D) Another component is conflicting with the new hard drive