Select the most appropriate meaning of the given idiom.

Like talking to a brick wall

Inattentive

The most appropriate meaning of the idiom "like talking to a brick wall" is inattentive.

The other options are incorrect.

• "Frightened" means feeling scared or afraid. A brick wall is not capable of feeling scared or afraid.
• "Curious" means wanting to know or learn about something. A brick wall is not capable of being curious.
• "Fascinated" means strongly interested in something. A brick wall is not capable of being fascinated.

The idiom "like talking to a brick wall" is used to describe a situation where someone is not listening or paying attention to what you are saying. It is as if you are talking to a brick wall, which is an inanimate object that cannot listen or understand you.