单项选择题

Whichofthefollowinglineswillbeaddedtothefile usr lib uu……

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

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