Sylvian. I'm guessing is a name of a person and if the person is around your age then tu. You only use vous if its a group of people (more than 1) or if the persons old and demand respect.
Sylvian. I'm guessing is a name of a person and if the person is around your age then tu. You only use vous if its a group of people (more than 1) or if the persons old and demand respect.
