Question: What is the main function of the data link layer? a . It ensures that packets are transmitted in sequence b . It ensures error

What is the main function of the data link layer?
a. It ensures that packets are transmitted in sequence
b. It ensures error-free transmission between adjacent nodes in a LAN
c. It ensures that there is a direct path between source and destination hosts in a WAN
d. It ensures that both hosts in a LAN are using the same method of transmission (simplex, half duplex, or full duplex) ear my choice
What is the main function of the data link layer? a.

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