Here's why:
* Demonstrative pronouns point to specific people, places, or things.
* They indicate proximity (near or far) and number (singular or plural).
Here's a breakdown:
* This and that are singular demonstrative pronouns.
* These and those are plural demonstrative pronouns.
Examples:
* This is my favorite book. (singular, near)
* That house is beautiful. (singular, far)
* These are the shoes I bought. (plural, near)
* Those flowers are so vibrant. (plural, far)