Final answer:
When knowledge of a trait stimulates the development of a local equivalent, it creates a positive feedback loop where individuals in a certain region develop similar traits. This phenomenon can be observed in sports, where the emergence of star athletes from a particular region motivates aspiring youngsters to emulate their local heroes.
Step-by-step explanation:
When knowledge of a trait stimulates the development of a local equivalent, it means that the awareness of the trait prompts individuals in a certain region to develop similar traits. This phenomenon can be observed in various contexts, such as sports, where the emergence of star athletes from a particular region motivates aspiring youngsters to emulate their local heroes. This leads to a positive feedback loop, where increased competition and knowledge about success pathways attract more individuals to develop the trait locally.