Question

You visited your grandparents. It is time to leave and you will not see them again for a long time. Choose the most appropriate answer:

Au revoir.
Salut.
À demain.
À bientôt.

Answer 1

You visited your grandparents. It is time to leave and you will not see them again for a long time. Choose the most appropriate answer:

Au revoir!

Answer 2

I'm positive the answer the answer is "Au revior"

If its not then... i was positively. wrong...