The critical path in a project network is the longest path through the network. The option is B.
What is a project network?
A project network is the diagram that shows the activities and sequences through which the project's various tasks must be completed.
The critical path is part of the project network that has the longest duration which directly impacts the planned project completion date, causing it to take longer to finish the project.
Therefore, the critical path in a project network is the longest path through the network.
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