Answer: Alto
He is a boy so it ends with O
Answer:
use a formal address: Mr or Ms + the person's last name if you know it. If you can't find the last name, use a generic title such as Sir or Madam. The respondent may address you by your first name and sign off with their first name.
Explanation:
hope this was helpful. for number one.
Answer in the yo form
ex : si soy estudiante