During a Customer Service Meeting,a Nurse Says,"There Are Many Connotations

During a customer service meeting,a nurse says,"There are many connotations to the word customer." What does this statement mean?

A) The word is spelled differently in countries such as England and Australia.
B) The word has different dictionary definitions.
C) The word has different meanings depending upon personal experience.
D) The word is used in different ways by people of different cultures.