Answer:
B) Usted enseñas
Step-by-step explanation:
"Usted" is the formal form of saying "You."
"Tú" is the informal form of saying "You
While "Tú " and "Usted" both mean "You", they convey the formality of a relationship.
Tu
- "Tú" is mainly used when talking to friends, classmates, children, some family members and when there is a relationship of trust.
- ex) (talking to your friend) Carlos ¿cuándo es tu cumpleaños?(Carlos, when is your birthday)
Usted
- "Usted" is a more respectful and formal way of saying "You." It is mainly used when talking to someone older, teachers, and bosses. Some people substitute "Usted" with Señor( sir, Mr.) or Señora (Mrs.)
- ex) (talking to a teacher) Señor Taylor, ¿cuándo es su cumpleaños? (Mr.Taylor, when is your birthday?)