Select the most appropriate meaning of the given idiom. In a nutshell

The most appropriate meaning of the idiom "in a nutshell" is >Very briefly.<

This idiom means to give a brief summary of something. It is often used when someone is trying to explain something complex or difficult in a way that is easy to understand. The idiom comes from the fact that a nutshell is a small container that can hold a lot of information.

The other options are not correct.

• Extremely pale does not mean "in a nutshell."
• Under protection does not mean "in a nutshell."
• Without delay does not mean "in a nutshell."