Which of the following statements are comes for Network Critical Path?1. The path of critical activities, which links the start and end events is critical path2. It is the path of activities having zero float3. It is the path of events having zero slack4. The sum of the duration of the critical activities along a critical path gives the duration of the Project

• A. 1, 2, 3 and 4
• B. 1, 2 and 3 only
• C. 1 and 4 only
• D. 2, 3 and 4 only