Two critical path activities are candidates for crashing on a CPM network.Activity details are in the table below.To cut one day from the project's duration,activity ________ should be crashed first,adding ________ to project cost. 
Definitions:
Equal Chance
The principle that each participant or subject in a study has an equal probability of being chosen for any given condition or treatment.
Confounding Variable
is an external factor in a research study that may affect the outcome of the experiment, leading to inaccurate conclusions if not controlled.
Intelligence
The ability to acquire, understand, and use knowledge, as well as to engage in abstract thinking and problem-solving.
Recall Events
The process of retrieving information about past events or experiences from one’s memory.
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