At 25, samuel is a very calm, even-tempered person who enjoys socializing with others and likes a lot of variety in his life. psychological research would predict that at age 45, samuel would:

display personality traits that were very similar to his personality traits at age 25.                                                                    

Explanation:

Personality traits: In psychology, the term personality trait is defined as the reflection of an individual's distinguishable patterns of behaviors, thoughts, and feelings. Personality trait of an individual implicit stability and consistency. An individual's personality trait would remain similar throughout different phases of life.

According to Goldberg, there are five major factors of personality including agreeableness, extroversion, neuroticism, openness to experience, and conscientiousness.

In the question above, Samuel would display personality traits that were very similar to his personality traits at age 25.

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explanation: