6.王太太50 kg，醫師處方amphotericin B 0.5 mg/kg/day infused over 5 hours at concentration of 0.1 mg/mL，回溶後之amphotericin B injection含50 mg/10 mL/vial，需用多少點滴液稀釋，流速為多少？
(A)點滴液500 mL；流速1.67 mL/min
(B)點滴液500 mL；流速50 mL/hr
(C)點滴液250 mL；流速0.83mL/min
(D)點滴液250 mL；流速100 mL/hr