It stands every where because humans are every where
The statement "<span>Extraversion, neuroticism, and psychoticism are three higher-order traits that make up eysenck’s higher-order traits. " is true
</span><span>Personality is determined by a large extent to one's genes; All of personality emerges from three higher order traits: Extraversion, Neuroticism, Psychoticism</span>
This varies from how sick they to if they’re even sick at all
I would say to try therapy together, if they really miss each other like that.