Sunny was considered a shy person at school. when sunny met his classmate, ronny, ten years after school, ronny was surprised that sunny has become outspoken and confident. ronny almost forgot how shy sunny used to be at school. in terms of social perception, the change in ronny's perception is due to

The change in Ronny's perception is due to the Recency Effect.

Explanation:

The Recency Effect is understood as an individual's likelihood to remember the most recent information better than others. It is a component of the Serial Position Effect, in which an individual is able to recall some ideas/things depending on the order of them on a list.

In this case, Ronny has seen how confident and outspoken Sunny has become so this behavior ir the latest information presented to Ronny. This makes him have this in mind more than previous information in which Sunny was shy.

the boundarys like convergent divergent and transform it causes subduction

i dont know sorry why dont you looking it up on google