A project has the following details :

Activity A B C D E F G H I J

Predecessor - A A A B B,C D D,F G,H G

Duration (days) 4 2 2 4 2 5 6 4 6 3

The earliest occurrence time of last event is

24 days

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15 days

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21 days

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14 days

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Solution

The correct option is C 21 days

The earliest occurrence time last event = Project completion time = 21 days

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