With no explanation, chose the best option from "A" or "B". Sergio is waiting at his home for a friend who he invited over because it was their birthday. Sergio wants to celebrate his friend's birthday.

A: Sergio reveals to his friend an elaborate set of events and activities the pair will be doing to celebrate the birthday.
B: Sergio entertains is friend exactly as if it were any other day and while they have fun, it is nothing out of the ordinary.
A.