Which of the Following Is NOT an Example of a Proverb

Multiple Choice

Which of the following is NOT an example of a proverb of sales wisdom?

A) Customer choice between suppliers has never been greater.
B) It is always easier to sell to a satisfied customer than an unsatisfied one.
C) The cost of acquiring a new customer is lower than keeping a present customer.
D) Like a ripple in water, satisfied customers will tell others about their positive experiences.
E) You do business with the one you trust and you trust the one you know.