Answer: compraron
explanation: -aron is ellos/ellas/Uds
Answer:
I say the answer is rocoso.
Yo digo que la respuesta es rocoso
Part 1.
Number 1. Nosotros.
Number 2. Ellas.
Number 3. Ella.
Number 4. Tu.
You are using "SER" which is the to be. I have to go but I wish I can help with the second. Bye!