The answer should be "Perla y Rubí son bonitas".
Explanation:
It should be "son" instead of "es" because there is more than one thing, and "bonitas" because it seems like both are females. (I'm answering based on what I know
of own language, I hope it helps)
Answer:
409 es el Conflicto (código de estado HTTP)
You are not the exception
Yo soy bajito.
Ellos son feos.
Tú estas enfermo.
Estamos tristes.
Ella es alta.