How are demonstrative pronouns used in French?

Demonstrative pronouns in French:

Celui / Celle / Ceux / Celles:

• Masculine Singular: Celui (this one), Ex: Je préfère celui-ci (I prefer this one).

• Feminine Singular: Celle (this one), Ex: Voici celle que j'aime (Here is the one I like).

• Masculine Plural: Ceux (these ones), Ex: Ceux-ci sont moins chers (These ones are cheaper).

• Feminine Plural: Celles (these ones), Ex: Celles-là sont plus grandes (Those ones are bigger).

Ce:

Used as a neuter demonstrative pronoun for abstract or unspecified things.

Ex: Ce n'est pas possible (That's not possible).

Demonstrative pronouns in French replace specific nouns and indicate their proximity to the speaker or listener, agreeing in gender and number with the noun they replace.