Under what conditions may a pilot on an IFR flight plan comply w

Under what conditions may a pilot on an IFR flight plan comply with authorization to maintain “VFR on Top?

A.Maintain IFR flight plan but comply with visual flight rules while in VFR conditions.

B.Maintain VFR altitudes, cloud clearances, and comply with applicable instrument flight rules.

C.Maintain IFR altitudes, VFR cloud clearances, and comply with applicable instrument flight rules.

正确答案是B