So, "Ellos" means "they" Podemos- we can Pudieron- could Pueden- may Pudo- could If you think about it it's not "Podemos" or "Pudo" But, i could be wrong. "Podemos" does not make any sense. So, that means is "Pueden". Ellos Pueden. (they may) Your answer is PUEDEN! :) i hoped this helped