If someone asks "¿Cómo estás?" how would you respond?

Which "you" pronoun would you use with your cousins or siblings?

Which "you" pronoun would you use with your grandparents?

Which "you" pronoun would you use with your school principal?

Which "you" pronoun would you use with your best friend?

Which "you" pronoun would you use with your best friend's parents?

Which "you" pronoun would you use with a stranger (adult)?

Which "you" pronoun would you use with a classmate?

Which greeting would be most appropriate with a teacher or boss?

Which of the following is a way to say goodbye in Spanish?

What is one way to say "What's up?" in Spanish?

How would you say "nice to meet you" in Spanish?

¿Cuántos perros hay?

¿Cuántas manzanas hay?

¿Cuántos libros hay?