After a time, she heard a little pattering of feet in the distance and she hastily dried her eyes to see what was coming. It was the White Rabbit returning, splendidly dressed, with a pair of white kid-gloves in one hand and a large fan in the other. He came trotting along in a great hurry, muttering to himself, "Oh! the Duchess, the Duchess! Oh! won't she be savage if I've kept her waiting!" Based on the details in this excerpt, why is the White Rabbit in a hurry?

He is worried about upsetting the Duchess if he is late.
He is worried about Alice growing different sizes.
He is trying to help Alice get into the garden.
He is trying to deliver a pair of gloves to the Duchess.