The answer is D. Cuáles de estos señores son gauchos
No, ninguno de estos es gaucho
The answer is admiramos
The rule for verbs is whoever you are referring to (in this case 'nosotros'), you need to change the ending of the word.
Nosotros - amos
Yo - o
Tu - as
El, Ella, Usted - A
Ellos, Ellas, Ustedes - An
(Examples: Nosotros bailAMOS (instead of bailar) or Yo hablO (instead of habla)
Ésta is the answer for the question