Question

Earliest finish of an activity is always:

• A. Less than earliest event of the following node
• B. Greater than earliest event of the following node
• C. Less than or equal to earliest event of the following node
• D. Greater than or equal to earliest event of the following node

Hint:

In project scheduling, the earliest finish is always less than or equal to the earliest event of the succeeding node.

Answer 1

The Correct Option is C

Step 1: Earliest Finish Definition.
The earliest finish time of a task is the earliest possible completion time, considering its dependencies. This time must be no later than the earliest start time of the subsequent node.

Step 2: Answer.
Therefore, the correct answer is (3): the earliest finish is less than or equal to the earliest event of the following node.

Final Answer:
\[ \boxed{3. \, \text{Less than or equal to the earliest event of the following node.}} \]