detailed solution

Correct option is A

Option A is the correct option. "India" is a Proper noun. "Country" is Common Noun. The unique name of the person, place, animal, and thing is known as a Proper noun. The Noun is the name of a place, animal, or thing. Every particular person, place, animal, and thing is assigned a specific name which is called a Proper noun. The name of all things, places, animals, and things is known as a Common noun. Common Noun is the generic name like apple, orange, girl, buildings, etc.