The sending end and receiving end voltages of a three-phase transmission line are 10 kV/ph and 9.5 kV/ph, respectively. If the resistance drop is 150 V/ph and receiving end power factor is 0.8, the sending end power factor is
(A) 0.745 lagging (B) 0.775 lagging
(C) 0.8 lagging (D) 0.85 lagging
(A) 0.745 lagging (B) 0.775 lagging
(C) 0.8 lagging (D) 0.85 lagging