well! You can do good deeds for a while and show him that your responsible and you can handle him getting you a dog!
Tell her you are responsible
You CANT
he showed him the scar
You should turn on the charm.
You can convince your parents to get you a dog by telling them how your school research work demands the same.
Prove that you are responsible, and can take care of it.
start out asking for a small animal
you can't stupid
prove that you're responsible
Take a test and then show him
He begged
Usually a father dog does not know his pups