Select the most appropriate meaning of the given idiom.

As good as gold

A person who is obedient and well-behaved

The most appropriate meaning of the idiom "as good as gold" is a person who is obedient and well-behaved. It is an informal expression that means to be very good or well-behaved, like gold. The idiom is thought to have originated in the 18th century, and it is believed to be a reference to the fact that gold is a precious metal that is often used to symbolize purity and goodness.

The other options for the meaning of the idiom are incorrect.

• A person who loves gold does not mean as good as gold.
• A person who is good like gold but not better does not mean as good as gold.
• A golden person does not mean as good as gold.