I think it is B. Dido
I dont think im 100% right but I think it should be that please forgive me if I'm wrong :(
1. Si offendono/ inviti
2. Finiscono /smettono
3. Guardassimo/ si arrabbierebbe
4. Vedesse/ averta
5. Arrivasse/ è
Answer:
An idiom is a phrase that holds a certain meaning with only a specific group of people. A colloquialism is a word or phrase which is considered informal. Colloquialism includes slang and short forms. If a phrase does not make literal sense in the context – it is an idiom.