The layouts of supermarkets are not accidental: they are part of a plan designed to make customers walk all the way to the back of the store just to pick up a loaf of bread, passing tempting displays the whole way. But supermarkets can alienate customers by placing popular items in the rear; surveys list inconvenience as shoppers’ top reason for disliking supermarkets.

Question: Which one of the following propositions does the passage most precisely illustrate?
Options:
A. Supermarkets should focus on customers who want to purchase many items in a single trip.
B. Alienation of customers is not good for business.
C. Even well-thought-out plans can fail.
D. Distracting customers is not good for business.
E. Manipulation of people can have unwelcome consequences.
Answer: "E"