With no explanation, chose the best option from "A" or "B". Ron is going to a dinner party over the weekend and asks his friend if she would like to join him. Ron has to decide whether to call the host of the dinner party, or just show up.

A: Ron decides that it's no big deal and just brings his friend to the dinner party, with no prior announcement.
B: Ron calls the host of the party to make sure it's alright to bring a guest with him.
B.