Select the most appropriate meaning of the given idiom:

'Bad Blood'

Bitter relations

The correct answer is Option (3) → Bitter relations

The reason for selecting option (3) "Bitter relations" as the most appropriate meaning of the idiom "Bad Blood" is that this idiom is commonly used in English to describe ongoing hostility, animosity, or negative feelings between people or groups. It represents a situation where there is tension and resentment in their relationship.