You can. I don't mind. You don't have to rush either. Take your time and figure out what you really want to do.

[ It's not rude to ask. Even if it was, Corrin wouldn't really know the difference. ]

Since I used both blade and magic back home, I picked Red Mage and Swordmaster. Some people pick what they are familiar with. Others select their Jobs by what they'd like to try or be.