Which sentences from the text best develop the central idea that prices vary for complex reasons? Select each correct answer.

A.) "In the United States, states need to make money to help pay for the services they provide."

B.) "The price they’re willing to pay is influenced by many factors, such as how much they earn at work, how much they need the item, and how much they pay for necessities."

C.) "Go to a store in Germany to buy a garden hose, and you’ll soon realize you’re not at a hardware store in Kansas."

D.) "The price a consumer is willing to pay for a garden hose—its “perceived value”—is a lot higher in Germany than in the United States."

E.) "One of Germany's fiscal policies is to collect taxes in many stages during the production of items. This is called value-added tax."