Answer:
Senorita means young girl but I don't know what hombre gaupo means lol
Rewrite the entire sentence replacing the indirect object with an indirect object pronoun.
Nosotros hablamos por teléfono con la <u>maestra</u>.
Answer : Nosotros le hablamos por teléfono.
Explanation: The indirect object is "la maestra", that is third singular person, so the indirect object pronoun has to be in the third singular person too, "le".
Hope this helps!
I would use the word (usted), so I am referring to her in a respectful way