Here's why:
* Proper nouns are specific names of people, places, or things.
* Common nouns are general names for people, places, or things.
Since "Robert" is a specific name of a person, it is a proper noun.
Here's why:
* Proper nouns are specific names of people, places, or things.
* Common nouns are general names for people, places, or things.
Since "Robert" is a specific name of a person, it is a proper noun.