Which of the following, if true, most strongly supports the claim made about urban waterfront properties? A. People today have more money, relatively speaking, to spend on real estate than they did in previous centuries. B. Homeowners will be willing to spend large sums on residential properties in traditionally industrial or commercial districts. C. Many urban waterfront lots are available for purchase. D. Many coastal American cities are encouraging developers to rehabilitate the waterfront through tax incentives. E. Properties in interior residential districts in coastal American cities are significantly more expensive than those along the waterfront.