¿cómo están? textbook complete martín's statements about how he and other people are feeling. select the correct form of the verb estar and the appropriate adjective.

First of all, the verb estar can be used to express how a person or people are feeling at a certain moment. So the question stands for the simple present because están is the conjugation of the verb estar that matches ustedes in the simple present. Therefore, we can give a reply to this question using the conjugation estamos (matches nosotros). Therefore, we have the following dialogue:

- ¿Cómo están? (How are you all?)

- Estamos enfermos (We are sick)

answer is a: las

explanation:

the reason for this answer is becouse it's a plural frase which talks more then one thing