Which of the Following Is True of a SCSI Port

Which of the following is true of a SCSI port?

A) It is similar to a USB port in that it can connect multiple types of devices that require faster data transmission speeds.
B) It is a special high-speed parallel port that allows users to attach peripherals such as disk drives and printers.
C) It is a special type of serial port that connects the system unit to a musical instrument.
D) It is an alternative to IrDA that uses radio waves to transmit data between two devices.