Final answer:
The Administrative Assistant is responsible for keeping a record of contact details in a Contact List, aligning with common administrative tasks associated with the role.
Step-by-step explanation:
The given sentence is making reference to the roles and responsibilities within an organization for maintaining up-to-date contact information. Among the options provided, the Administrative Assistant is typically responsible for managing and keeping a record of contact details, which would be stored in a Contact List. Therefore, the most suitable fill-in-the-blank answer would be:
B. Administrative Assistant, Contact List
This aligns with the administrative tasks often associated with this role, which include organizing files, handling communications, and ensuring that important information such as addresses and phone numbers are accurately recorded and easily accessible.