Which sentence from the story shows that Sarah might not be able to ask for help when she is lost in the city?
A.
She was a cheerful little creature, full of playful ways and was a great pet to everyone.
B.
But she was fondest of her mistress, Diana.
C.
It made it all the more sad to remember that Sarah could not speak.
D.
She went everywhere with her and knew her steps from that of any of the other children.