Multiple choice technology Which of the following is a MAC address? 192.198.1.1 00-1C-25-CA-21-DF 3ffe:0501:0008:0000:0260:97ff:fe40:efab 07:01:ah:12:22:12 Reveal answer Fill a bubble to check yourself B Correct answer Explanation MAC addresses are 48-bit identifiers typically written as six hexadecimal pairs separated by hyphens or colons. Option B matches this format. Option A is an IPv4 address, C is IPv6, and D contains 'h' which is invalid in hex.