The radius of a cylindrical water tank is reduced by 50%. However, the speed by which water is filled into the tank is also decreased by 50%. How much more or less time will it take to fill the tank now?
(A) 50% less time
(B) 50% more time
(C) 75% less time
(D) 75% more time
(E) 100% more time
(A) 50% less time
(B) 50% more time
(C) 75% less time
(D) 75% more time
(E) 100% more time