Thelma would be doing the job of:
following through with an assigned task
Explanation:
The manager of a firm is supposed to manage the tasks of the group of professionals that are working under them and to manage their work with the upper managers or the executives above them.
In the It firms this translates to the work of the person being to look over the projects in development and have a follow through with the people doing those projects.
This is what would be the core of her job as manager in IT
