Water is flowing down through the pipe shown in the drawing. Point A is at a higher

Question:

Water is flowing down through the pipe shown in the drawing. Point A is at a higher elevation than B and C are. The cross-sectional areas are the same at A and B but are wider at C. Rank the pressures at the three points, largest first.
(a) PA, PB, PC
(b) PC, PB, PA
(c) PB, PC, PA