Jean, a 10-year-old who consistently scores within the top 3 to 5 percent on any intelligence test, is being segregated from his peers in order for him to take special courses and receive other academic enrichments. this is an example of:

Tracking

Explanation:

Tracking is a self-effacing method to gain an intensive understanding of cognitive processes such as problem-solving, decision making, attention and analyzing things differently.  The researcher observes the eye movements to get an insight into the ongoing mental processes. The focus of tracking is to make continuous motion that follows a target that is persistent for the given point of time.