assortment

Noun

• the act of distributing things into classes or categories of the same type

• a collection containing a variety of sorts of things
  • a great assortment of cars was on display
    
  • he had a variety of disorders
    
  • a veritable smorgasbord of religions
    

Related words

• Synonyms: 
  categorization , categorisation , classification , compartmentalization , compartmentalisation