What is the definition of "cache," and in what circumstances would it be appropriate to use it?

The word "cache" means a collection of hidden items. A cache is like a hidden stockpile, or hidden supply. One might have a cache of weapons or even of treasure. It would be appropriate to use this term to describe a pile of items that someone would want to hide for later. For example, a pirate might have a cache of gold. A thief might have a cache of stolen property. A criminal might have a cache of weapons.

Delegates: representatives who cast votes at a political party's national convention. binding: if a primary or caucus is “binding” that means the delegates won in that contest are legally bound to vote for a particular candidate at the parties national convention.a primary is a preliminary election used to determine a party's nominee for a specific office. the winner of the party's caucus, or primary, wins the party nomination for that state. then the delegates meet at their party's national party convention, which is a formal gathering of all party delegates from all states.

Maybe littering, cutting down trees and pollution