Answer:
D. Performance visualization
Step-by-step explanation:
Performance visualization: The term performance visualization refers to the process of an individual mentally practicing his or her performance to practice efficiently the process of dealing with tough performance situations as well as for preparing an upcoming competition to increase the learning pattern.
The performance visualization is a form of rehearsing skill through which an individual can learn through the imagery process.
In the question above, David is using performance visualization to build his confidence and reduce anxiety.