Drop the "a" from the sentence
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.
Answer:
los guantes
Explanation:
Los guantes is gloves
la gorra is hat
los calcetines is the socks
las medias is similar to socks also
The question is, When I'm outside in the snow, I need _________ in my hands.
Answer:
jjjlhkljlhlglfkfkflhlliydnhlf