Exhibit 15.3
The following questions are based on the information below.
A company needs to manage a project which consists of the following set of activities: 
-Refer to Exhibit 15.3. Draw the CPM network for this problem. Use AON notation.
Definitions:
Principle of Occlusion
A perceptual principle stating that objects closer to the viewer obscure part of objects that are farther away, helping in depth perception.
Judging Distance
The cognitive ability to estimate the gap or the spatial separation between the observer and a particular object or location.
Three-Dimensional
Relating to or having three dimensions (length, width, and height), which allows for the perception of depth and volume.
View-Master
The View-Master is a stereoscope designed for viewing 3D images mounted on a paper disk, historically popular for entertainment and educational purposes.
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