Answer: The correct statements are B; “she tapped her left foot nervously”; “little did she know that”
Sally and the readers point of view are demonstrated by her tapping her foot nervously and little she know. The readers know by the end of this excerpt that she is going to her own surprise party. On the other hand, Sally is getting nervous and tapping her foot. Her friends are all having fun with her and the reader can relish in knowing for a small time they are in on the secret with her friends.