Which of the following sentences contains an idiom

idioms mean as they say just a bit of an exaggeration

Explanation:

For example “cat got your tounge?” Meaning can’t you speak. Things like these are idioms. Hope this helps! Since there isint an image.

The only common perspective they had was to care for Honore's mother.

Explanation:

This question is related to an interesting story called The Devil written by the famous Guy de Maupassant. Both La Rapet and Honore are the main characters of the story along with the ailing mother.  

La Rapet was a dishwashing woman. She only cared for money while Honore was a poor man. He could not afford a nurse for his mother. But La Rapet had ulterior motives. She wanted the woman to die as soon as possible for this she told her devil stories.