Which of the following can cause a communication barrier?
1. Differing perceptions as to project goals and objectives
2. Insufficient action on the part of the project manager
3. Competition for facilities, equipment, material, manpower and other resources
4. Personality conflicts between managers and/ or other personnel
5. Resistance to change
6. All of the above
1. Differing perceptions as to project goals and objectives
2. Insufficient action on the part of the project manager
3. Competition for facilities, equipment, material, manpower and other resources
4. Personality conflicts between managers and/ or other personnel
5. Resistance to change
6. All of the above