Select the word from the list that best fits the definition a set of people who interact on the basis of shared expectations and who possess some degree of common identity.

A group is a set of people who interact on the basis of shared expectations and who possess some degree of common identity.

Group

Explanation:

A number of things or people that are together at one place or time or a set of people having same aims and interests and organise themselves to act or work together is called a group. League, body and organisation are its synonyms.

Example: The workers work in groups to solve complex problems.  

He is one of the important person in his age group.

answer; for good luck

can you explain it better