Activity D on a CPM Network Has Predecessors B and C

question 96

Multiple Choice

Activity D on a CPM network has predecessors B and C, and has successor F. D has duration 6. B's earliest finish is 18, while C's is 20. F's late start is 26. Which of the following is definitely TRUE?

• A) B is a critical activity.
• B) C is completed before B.
• C) D has no slack but is not critical.
• D) D is critical, and has a slack of two days.
• E) F is critical, and has zero slack.

---

Definitions:

Exchange

In sociology, it refers to the act of trading goods, services, or favors between individuals or groups, often aiming for mutual benefit.

Economic Activity

Any actions that involve the production, distribution, and consumption of goods and services.

Sectors

Distinct parts of an economy or society, such as the public, private, and voluntary sectors, each with its specific characteristics and functions.

Tertiary

Referring to the third level or stage, often used in education (tertiary education) and economic sectors (tertiary sector or services sector).