Which statement describes Wesley and Cara's first clue that Mrs. Pebble is the culprit in "The Catnapper"?
A
They hear meows coming from inside Mrs. Pebble's house.B
They see a cat escape as Mrs. Pebble opens her door.C
They are told that Mrs. Pebble has been purchasing cat food.D
They see the cats, including Simon, in Mrs. Pebble's home.