Consider the following statements: In the bar chart planning 1. Interdependence of the operations cannot be portrayed. 2. Progress of work can be measured. 3. Spare time of the activities can be determined. 4. Schedule cannot be updated.

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

Answer: (B)