What is a SCSI (Small Computer System Interface)?

What is a SCSI (Small Computer System Interface)?

A.
A set of ANSI standard electronic interfaces that allow personal computers to communicate with
peripheral hardware such as disk drives, tape drives. CD-ROM drives, printers, and scanners

B.
A standard electronic interface used between a computer motherboard’s data paths or bus and
the computer’s disk storage devices

C.
A “plug-and-play” interface, which allows a device to be added without an adapter card and
without rebooting the computer

D.
A point-to-point serial bi-directional interface for transmitting data between computer devices at
data rates of up to 4 Gbps