Select the most appropriate meaning of the given Idiom:- "To blew the lid off"

Unearthing a previously unknown secret or truth

The most appropriate meaning of the idiom "to blow the lid off" is unearthing a previously unknown secret or truth. The idiom comes from the literal meaning of blowing the lid off a container, which is to open it forcefully. In the same way, when someone says that they have "blown the lid off" something, they are saying that they have revealed a secret or truth that was previously unknown.

The other options are not as accurate. To take off the lid of a hot utensil means to open the lid of a hot utensil. Blowing away of lid by strong breeze means to blow the lid off a container by a strong breeze. Exploding of bomb means to destroy something with a bomb. None of these meanings are the same as "unearthing a previously unknown secret or truth."