StAndrews School Ranks Investments by Using the Profitability Index (PI)

St.Andrews School ranks investments by using the profitability index (PI) .The following data relate to Project X and Project Y:
Which project would be more attractive as judged by its ranking,and why?

A) Project X because the PI is 1.50.
B) Project Y because the PI is 1.38.
C) Project X because the PI is 0.67.
D) Project Y because the PI is 0.72.
E) Both projects would be equally attractive in terms of ranking,as indicated by a positive PI.