Final answer:
The correct MAC address is C) 23.4F.17.8A.4C.10, formatted as six groups of two hexadecimal digits separated by hyphens or colons.
Step-by-step explanation:
The most likely MAC (Media Access Control) address assigned to a NIC (Network Interface Controller) from the options provided is C) 23.4F.17.8A.4C.10.
MAC addresses are unique identifiers assigned to network interfaces for communications on the physical network segment. They are formatted as six groups of two hexadecimal digits, separated by hyphens or colons, for example, 01:23:45:67:89:AB. Option A) is an IP address, Option B) does not follow the MAC address format, and Option D) resembles a phone number.