Gosling (1998) arranged for human observers to observe a group of spotted hyenas and to assess the personalities of each hyena. he found evidence of all of these personality dimensions

Conscientiousness

Explanation:

Conscientiousness is the personality trait of the NEO-5 factor that is proposed by Paul Costa and McCrae. It is a fundamental personality trait. It determines the personality like organized, goal-directed and responsible. This type of personality has adhered to the rules and regulations. These personality traits have multiple facets. It is about to control self, industriousness, and reliability.  

Thus here in the above statement, Gosling assesses the personality of Hynas and found that their personality lies at the dimension of conscientiousness.

the answer is true!                                          

answer; self-efficacy;