The price of maple syrup has jumped from 22 dollars three years
ago to 40 dollars a gallon today. It can be concluded that maple-
syrup harvesters have been artificially inflating prices and that
governmental price regulations are necessary to control rising
prices.Which of the following, if ture, casts the most doubt on the
conclusion drawn above?
(A) The government already requires maple-syrup harvesters to submit
their facilities to licensing by the health department. (B) Insect
infestation and drought have stunted the growth of syrupproducing
maple trees and caused less-abundant syrup harvests.
(C) Maple syrup is produced in rural areas that suffer from high
(D) Technological improvements in maple-syrup harvesting have reduced
(E) Maple-syrup prices have risen many times in the past, though
never before at the rate recently observed.