please answer the true or false Qus

1. Risking pooling effects reduce the amount of safety stock held in consolidated location true or false 2. Rationing and shortage gaming is one of the major cause of Bullwhip effect true or false 3. S 1. Risking pooling effects reduce the amount of safety stock held in consolidated location true or false 2. Rationing and shortage gaming is one of the major cause of Bullwhip effect true or false 3. Service variability is one of the cause of wedding lines true or false 4. Line pooling may not be effective approach when the business has limited physical space true or false 5. SPT is the optimal priority rule in terms of leading to the minimum total waiting cost of all the tasks true or false 6. The critical path is the bath with the maximum number of activities true or false 7. A critical path activity must have zero slack time true or false