The right option that fills the blank is:
A) durmamos.
- El auxiliar de vuelo nos recomienda que durmamos durante el vuelo.
Explanation:
The translation of the sentence is:
- The flight attendant recommends that we sleep during the flight.
The conjugation of the verb "dormir" used in the sentence is the Subjunctive, which is a form used to mention wishes or recommendations regularly, the conjugation of the verb "dormir" in Subjunctive Form taking into account the personal pronouns is:
Yo duerma.Tú duermas.Usted duerma.Él duerma.Ella duerma.Ello duerma.Nosotros/Nosotras durmamos.Ustedes duerman.Ellos/Ellas duerman.
How the tacit personal pronoun used in the sentence is "nosotros," the right conjugation is "durmamos."