have your head in the clouds
Meaning: If someone has their head in the clouds, they are out of touch with the everyday world and can be unrealistic or naive as a result.
- If you think oil companies are going to help destroy their own industry by developing alternative energy sources, you have your head in the clouds.
- Janette must have her head in the clouds if she thinks her insurance company is going to pay the full cost of rebuilding and refurnishing her house.
the answer is: b