8. 某船自A地(L36°34.0'N,λ3°25.3'W)依航向140°,航行436浬後駛抵B地,則請以麥氏航法(Mercator Sailing)推求B地之經度為何?(A)1°10.5'W(B)0°15.0'W(C)1°35.0'E(D)2°10.5'E