Venus Is Brightest as Seen from Earth

Venus is brightest as seen from Earth:

A) at greatest eastern elongation, appearing half lit in the evening sky.
B) at greatest western elongation, appearing half lit in the morning sky.
C) 36 days before or after inferior conjunction, appearing as a large crescent.
D) at inferior conjunction, when closest to Earth and largest in apparent size.
E) at superior conjunction, and fully lit.