The answer to this question is number 3. Fútbol
2. Yo juego beisbol con los brazos
3. Rodrigo juega beisbol con los brazos
4. Ellos juegan beisbol con los brazos
5. Tu juegas beisbol con los brazos
Yes, " The monkey repeats everything he hears"
Hablo (talk) is the answer
Translated:
When I have a conversation, I TALK a lot.
The other two don't really make sense in this sentence.
Miro = I watch
Estudio = I study