Your answer would be A. Novembre 8 because it means November 8th and November is the 11th month and it's not b because that says August 11th and not c because that means August 11th again.
It would be vais (for vosotros) but since that is not an option it is ustedes which is van
1. Son
2. Está
3. Eres
4. Se
5. Está
6. Estoy
7. Es
8. Están
9. Somos
10. Son