Definition of Reference: Reference means those words or sentences which are totally impossible to explain without mentioning the sentences or words in the previous sentences of a topic. There are three types of sentence:
i. Pronoun Reference
Example: Murad is a university student who loves to create new things. So, he is loved by everybody.
ii. Demonstrative Reference
Example: Men are stronger than women. This statement is generally true.
iii. Comparative Reference.
Example: He will not attend as chief guest in the function for his business. So, you have to find someone else.