The answer is “five key personality factors: Openness, Conscientiousness, Extraversion, Agreeableness, Neuroticism”.
Numerous contemporary personality psychologists trust that there are five fundamental measurements of identity, frequently alluded to as the "Big 5" identity attributes. The five broad personality qualities portrayed by the theory are mentioned in the statement above i.e. extraversion, agreeableness, openness, conscientiousness, and neuroticism.