Answer:
C) Miss Moppet forgets about the hole in the duster, enabling the mouse to escape.
Step-by-step explanation:
In this excerpt, we see the description of a confrontation between a mouse and a cat. The cat is chasing the mouse, but she is struggling to catch him. When the cat finally catches the mouse, she decides to put him in the duster. However, she forgets that the duster has a hole which enables the mouse to escape. In this way, the cat's mistake ended up assisting the other character to escape danger.