Select the most appropriate meaning of the given idiom.

Wear and tear

Decrease in value due to constant use

The most appropriate meaning of the idiom "wear and tear" is decrease in value due to constant use. This idiom refers to the gradual deterioration of an object or material that occurs over time as a result of normal usage. It can also be used to describe the physical or mental strain that is caused by prolonged use or exertion.

The other options are not as accurate or appropriate. To be ready to fight with means to be prepared to engage in a physical or verbal confrontation. Desire or wish means to want something or to have a strong inclination towards something. In good circumstances means to be in a favorable or advantageous situation.