A 72-year-old woman has the abrupt onset of right face and hand weakness, disturbed speech production,and a right homonymous hemianopsia. This is most likely attributable to occlusion of the
A: Left middle cerebral artery
B: Left anterior cerebral artery
C: Left vertebrobasilar artery
D: Right anterior choroidal artery
E: Left posterior inferior cerebellar artery(PICA)