Who would be: Your best friend (girl), Your best friend (boy), Your brother, Your sister, Just a friend(boy), Just a friend (girl), Your mom, Your dad, আপনি girlfriend/boyfriend?
Best Friend (girl): Hermione
Best Friend (boy): Ron
Friend: Parvati (Yes, I like her)
Ok, আপনি can pick only a character, but if আপনি are picking the twins for friends, best বন্ধু অথবা brothers, than আপনি can pick both :)
The one who আপনি picked as mom doesn't have to be married to the one আপনি picked as dad.