Sheryl is very outgoing and fun-loving. she prefers to be around other people most of the time. she most clearly ranks high on the big 5 trait dimension known as

The Big Five trait dimension or the five factor model is based on descriptors of personality. The big five traits are:

Openness
Beuroticism
Agreeableness
Extraversion
Conscientiousness

From these, the trait expressed is Extraversion. This trait is characterized by outgoing and energetic behavior. Energy creation is gained through external means. 

Ais the