Tu because If you put Mi or mis son rojos it says my are red which dosen't really make sense. Since you put tu in front of son (plual) it would be they are red.
Answer:
the answer to the question isgrandfather
False, "Quehaceres" are obligations or commitments, the opposite of what we like to do in our free time.
Las = plural fem
los = plural mas
la = fem
lo = mas
pls give me a thanks or something
