The correct phrase for "We are in Spanish" is "Nosotros estamos en español."
Among the options you've provided, option A "A nosotros estamos en la sala" is the most related, although it translates to "We are in the living room."
The other options are:
- B: "Ellos están bien" (They are well)
- C: "Nosotros estamos muy bien" (We are very well)
If you are looking for the correct use of phrases indicating a state or location, option A would be an appropriate choice.