Final answer:
The meetings between Julia and Jason represent the management function of controlling. Controlling involves monitoring progress, comparing it to goals, and taking corrective action if necessary.
Step-by-step explanation:
The meetings between Julia and Jason, where they discuss whether target dates for subparts of the project are being met, represent the management function of controlling. Controlling is a management function that involves monitoring progress, comparing it to goals, and taking corrective action if necessary. In this case, the meetings serve as a way to monitor and control the progress of the project.