<span>¿</span>Cómo se llama? is the formal way to ask
La escuela de jorge ofrece clases de "artes" marciales como el karate y el judo.
It's three minutes to ten o'clock at night
c .es would be my answer , but b also applies if you are talking to him directly and saying it as a compliment , c would be if you are just talking about him to someone else
