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. The following spreadsheet was developed to determine the earliest start times and latest start times for the project. What formulas should go into cells E2:E8 to calculate Earliest Start Times? 
Definitions:
Babbling Stage
Beginning around 4 months, the stage of speech development in which an infant spontaneously utters various sounds at first unrelated to the household language.
Telegraphic Speech
Telegraphic speech refers to the two-word phrases used by toddlers when learning to speak, which typically include only essential words to get their point across.
Adult Grammar
The set of structural rules governing the composition of sentences, phrases, and words in any given language as used by adults.
Simple Words
Words that are easy to understand and use, often basic vocabulary that does not require specialized knowledge.
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