Question

which of the following personality traits is not considered part of the five factor model?
conscientiousness
emotional stability
extraversion
optimism

Explanation:

The Five - Factor Model (also known as the Big Five) includes the traits of Extraversion, Emotional Stability (often referred to as Neuroticism in some formulations), Conscientiousness, along with Agreeableness and Openness to Experience. Optimism is a positive psychological orientation but is not one of the core traits in the Five - Factor Model.

Answer:

Optimism