Which Spanish subject pronoun would you use to replace “el Señor Mendez"?

In Spanish there are 2 subject pronouns for “you”. Which of the following is the FORMAL you?

Type the Spanish word for “she”.

In Spanish there are 2 subject pronouns for “you”. Which of the following is the FAMILIAR you?

Which Spanish subject pronoun would you use to replace “María y yo”?

Which Spanish subject pronoun would you use to replace “María y Santiago”?

Type the Spanish word for “they - feminine”.

If you were talking to your school’s principal, which of the following pronouns would you use?

Which Spanish subject pronoun would you use to replace “María y Paula”?

Which Spanish subject pronoun would you use to replace “usted y Javier”?

You guys (formal)