Una persona necesita una habitación

Does anyone know what my spanish teacher means by this? i need to use plural forms of the verb ser. and she asked me to use a couple of adjectives to describe the boys collectively and then the girls collectively?

El le hizo una pregunta al candidato. a. semanario b. periódico c. reportero d. diario

"the crab that played with the sea" which details best support the conclusion that the narrator is speaking directly to a child