connection on tty1?

Which of the following lines will be added to the file /usr/lib/uucp/Devices on the SLIP client machine for a SLIP
connection on tty1?

A.
direct 9600 – /dev/tty1

B.
Direct tty1 – 9600

C.
Direct /dev/tty1 – 9600

D.
direct tty1 – 9600