Estamos: we are
estas: you are
estan: they are
The question says where are Maria and Adela? You should change “Maria and Adela” to they, do the third option is correct.
In English: Q. You need to bring
a.migration to me.corrijan an error en.mi green card?
Hola amiga, tengo mucho frío. Aquí callo mucha nieve y ni puedo salir. No me gusta el invierno. Prefiero el verano y la clima caliente.- im not sure if I was supposed to use specific words but that’s what I came up with:)