3. Complete the following sentence: Hoy yo necesito ir al doctor. Me duele la cabeza,
el brazo y la
O estómago
O pie
O mano
O pizarra

I think it depends on how you look at the context of the sentence, but I believe it's option C: mano.

Explanation:

Let's say this person fell, they would most likely use their hand to catch themselves, which might stunt their arm too. Or they just fell on their head, arm, and hand all at once.

I hope this helps! :)))

eso es

y ahora me estoy dando cuenta