25. The main difference between the two types (ADM, arrow diagramming
method, and PDM, precedence diagramming method) of the critical
path method (CPM) of scheduling is:
a. Placement of the activity on the logic diagram line.
b. Arrow diagramming method (ADM) is a deterministic method,
whereas the precedence diagramming method (PDM) is a probabi-
listic method.
c. Precedence diagramming method (PDM) is a deterministic method,
whereas the arrow diagramming method (ADM) is a probabilistic
method.
d. Precedence diagramming method (PDM) is a more accurate
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