The correct subject pronoun is "usted" because it is the singular form of "you".
Eres paciente pero divertido
"Eres" already implies the person it's talking to (you, in this case), if we wanted to make it formal, we would've used "Usted es" (You (formal) are)
Answer: a.La acción social. Or a. A social action
Explanation:
Answer:
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