un conocido means B. an acquaintance.
Answer: it mean we go to the beach in Mexico
Explanation: I know it right because I took Spanish last year and i know a lot of Spanish.
Una persona que 'nada bien' es una persona que tiene la habilidad y destreza para nadar en el agua.
A person who 'nada bien' is a person who has the ability and skill to swim in the water.
Spanish.. what I don’t understand sorry