9. (Aprendieron)
10. (Navegue)
It would be; Buenas tardes, Maestra!
Which in English it means; Good afternoon, Teacher!
Hope that helps too :D
Answer:
It would be C, since those describe the verb bailar in the present tense:
bailo | bailamos
bailas | - spain conjuagtion
baila | bailan
Listen to the radio in the evenings.