Dialogue:

M: I wonder what makes mother so upset these days.

W: Father is canceling his vocation trip. He promised to take her abroad last year. But the company is asking father to postpone his vocation.

Question: Why is their mother unhappy? 

- Their father is unable to keep his promise.

- Their father is going on a vacation without her.

- Their father isn't telling her the truth.


Their father is unable to keep his promise.