[quote="Bunuel"]Over the last 10 years, the population of deer in America
increased dramatically over the past decade, while the number of drivers who report car accidents with deer on highways is more than four times what it was.(A)
increased dramatically over the past decade, while the number of drivers who report car accidents with deer on highways is more than four times what it was:continuous action of past continuing in present requires has
(B)
increased dramatically, while the number of drivers reporting car accidents with deer on highways is more than quadruple : continuous action of past continuing in present requires has
(C) has increased dramatically, while the number of drivers reporting car accidents with deer on highways has more than quadrupled(D) has increased dramatically
over the past decade, while the number of drivers reporting car accidents with deer on highways is more than four times what it was at that time: redundant with over last 10 years
(E) has increased dramatically
over the past decade, while the number of drivers who are reporting car accidents with deer on highways are more than quadruple what they once were : redundant over last 10 years