Distinguish between a MAC address and an IP address and where each is used.

• A. MAC addresses identify hardware on the local link; IP addresses identify hosts for routing across networks.
• B. MAC addresses identify hostnames; IP addresses identify hardware addresses.
• C. MAC addresses are global across the internet; IP addresses are only local.
• D. MAC addresses are used for routing between networks; IP addresses are used only within a LAN.

Answer: (A)