•Jarawas have a shorter average height
•They usually wear jewelry and little to no clothing
•They have their own language
•They only count to ten
•They hunt and fish for food
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)
The correct answer would be "Como se llaman?" Since llaman is the conjugated form for multiple people