Answer:
Cognitive
Explanation:
Cognitive approach: The term cognitive approach was first studied in the center for cognitive studies during 1960 by Miller, and it has initiated the cognitive approach.
In psychology, the cognitive approach is considered to be as one of the relatively modern approaches to human behavior that aims at the way an individual thinks. It demonstrates that an individual's thought processes hamper how he or she behaves.
In the question above, Matias's symptoms can be best explained in terms of cognitive approach.