Answer:
They show this through there actions and personalities Finny is naive, innocent young man who never would harm people on purpose. For Gene in contrast allows his uncertainty to negatively influence his decision to hurt/harm Finny. Finny is self-assured, super confident, and athletic. Apart from his academics, Finny naturally succeeds at everything that he tries/does. In contrast to Gene who has to work towards his academic success and does not get things naturally. Finny is a rule-breaker and an adventurous individual whereas Gene is a strict rule-follower and is forced to follow Finny on his adventures against his will. In all, they complement each other especially with Finny being a leader and Gene being a follower.
Explanation:
The characters of Finny and Gene represent a complex but natural relationship/friendship/dynamic.
