Multi-select problem: How does the next paragraph end?

How to use proper capitalization
Capitalize proper nouns.
Proper nouns are unique items and they will always begin with a capital letter. More specifically, proper nouns name specific people, places, and things.

Choices:
(I). Capitalizing proper nouns helps readers identify specific and important items in a sentence or paragraph. Consider : Some examples of proper nouns are january, china, and declaration of independence.
(II). Using improper nouns also adds unnecessary amount of ambiguity and cloudiness to your word. A proper use of capitalization throughout a word will help you better notice it.
(III). If you are writing first person, use capital letters to indicate people in the room (like mother, how are you? ). If you are writing second person, use capital letters to indicate children in the room (like your mother or guardian).
(IV). To capitalize correctly, for example, " gay guy " and " tina " in french are proper nouns. Proper nouns tend to be : Abpelvis aabbian aslabrador/mcason/abcated Use proper roman numerals.
(I).