Which answer choice is an idiom?(1 point)

Responses

All the world is a stage.
All the world is a stage.

It is raining cats and dogs.
It is raining cats and dogs.

She walked as quietly as a mouse.
She walked as quietly as a mouse.

The sky is blue.

1 answer

The idiom in the answer choices is "It is raining cats and dogs." An idiom is a phrase that has a figurative meaning different from its literal meaning, and this phrase describes heavy rain in a colorful way.