Final answer:
Personality is shaped by genetic and environmental factors. Cultural beliefs, customs, and traditions, as well as language and modeling of behaviors, can all shape an individual's personality.
Step-by-step explanation:
Personality is shaped by both genetic and environmental factors. While there is evidence that genetic predispositions play a role in personality traits, the environment in which a person is raised can also influence their adult personality. Cultural beliefs, customs, and traditions, as well as language and modeling of behaviors, can all shape an individual's personality.