Final answer:
The field in a database table is a column that holds a specific type of data. 'Last Name' is the most likely field in this case.
Step-by-step explanation:
The field in a database table is a column that holds a specific type of data. In this case, the options given are 'Last Name', 'Information Technology Specialist', 'Little Rock, AR', and 'Armstrong'. Out of these options, 'Last Name' is the most likely field in a database table because it represents a specific type of data - people's last names.