contestada

If Activity A has to be performed before Activity B can start, then:
a. A is a predecessor to B.
b. B is a predecessor to A.
c. there is a discretionary dependency or external dependency between A and B.
d. the relationship between A and B can only be indicated on an AON network.

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Eduard22sly

Answer:

Option A. A is a predecessor to B.

Explanation:

If A must occurs before B, it means that A preceeds B and this is commonly describes as: A is a predecessor to B. Predecessor is simply an analogy used to describe an event or person that comes before the other event or person .