Answer:
An ethnic composition or ethnicity is termed as a group of people who recognise each other on the basis of shared attributes that distinguish them from other groups such as a common set of traditions, ancestry, language, history, society, culture, nation, religion, or social treatment within their residing area.
A group of individuals who have similarities with one another in relation to language, culture, history or community is an ethnic composition or ethnicity.
Sometimes, they share common practices, religion, style of fashion, and so on.
Many who have a shared ancestral heritage often have a similar genetic pool.
Larger groups, such as tribes or clans, may be divided into smaller groups, or even different groups may be united to create a single community.