Select the most appropriate meaning of the given idiom.

A needle in a haystack

Something that is very difficult to locate

The most appropriate meaning of the idiom "a needle in a haystack" is something that is very difficult to locate.

This idiom is used to describe something that is so difficult to find that it is almost impossible. The image of a needle in a haystack is a very difficult task, as a needle is very small and a haystack is very large. For example, you might say "Finding a parking spot in this city is like finding a needle in a haystack." This means that it is very difficult to find a parking spot.

The other options are not as accurate descriptions of the meaning of the idiom.

• To be of minor importance: This means to be not very important.
• To be involved in unnecessary activity: This means to be doing something that is not necessary.
• To create a state of confusion: This means to cause confusion or disorder.