Answer:
A. To show the degree of Josephine's laziness.
Step-by-step explanation:
This is an example of figurative language. Figurative language is a type of language that is not meant to be taken seriously or literally, and which differs from its usual meaning. In this case, the author states that even his cat can see how lazy Josephine is in order to emphasize her laziness. He is trying to say that Josephine's laziness is so blatantly obvious that even a being with no real capacity for reasoning can notice it.