The total market value of real estate in Altonville has steadily declined over the past four years. This decline has meant that the overall figure on which the city's property tax is based-the assessed value of that real estate-has also declined. The percentage of assessed value that was paid as property taxes to the city, however, did not change from year to year during this period.

The information above most strongly supports which of the following?

• AThe percentage of Altonville's yearly revenue that comes from money collected in property taxes did not change over the past four years.  
• BThe percentage of Altonville's yearly revenue that comes from money collected in property taxes has declined steadily over the past four years.  
• CThe amount of revenue that Altonville collected from property taxes was lower last year than it was four years ago.  
• DDuring the past four years, Altonville officials increased tax rates on other sources of revenue such as retail sales and business profits.  
• EAltonville will soon require property owners to pay a higher percentage of the assessed value of their property as property tax.