The answer to this questions I letterB
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)
Those are both incorrect. They should read, “Juan es perezoso” and “Juanita es ambioso”
B. Me visto
Explanation step by step:
I just took the test with my little sister.