The network below represents a project being analyzed by Critical Path Methods.Activity durations are indicated on the network. 
a.Identify the activities on the critical path.
b.What is the duration of the critical path?
c.Calculate the amount of slack time at activity H.
d.If activity I were delayed by ten time units,what would be the impact on the project duration?
Definitions:
Penetration
The process whereby something passes through or enters something else, often used in various scientific fields to describe the breaking through of barrier layers.
Nutrition
The process by which living organisms obtain food or nutrients, digest them, and use them for growth, reproduction, and maintaining health.
Sertoli Cells
Specialized cells found within the seminiferous tubules of the testes, responsible for nurturing and supporting the development of sperm cells.
Luteinizing Cells
Cells involved in the production of luteinizing hormone, which plays a key role in regulating reproductive processes.
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