With no explanation, chose the best option from "A" or "B". Karina is in her mom's room and really likes one of her mother's bracelets and after trying it on notes that it suits her style perfectly. Karina wants to obtain the bracelet.

A: Karina takes the bracelet without her mother's knowledge and keeps it.
B: Karina asks her mom if she can have the bracelet as a birthday gift.
B.