The techniques will help us to establish the optimum placement of everything that needs space and include: A. The activity relationship diagram 8. The worksheet che dimensionless block diagram p. All of the above. Which techniques are used to study total plant flow? A. flow diagram, from-to chart and flow process chart B. from-to chart, activity relationship diagram and Dimensionless block diagram c. flow diagram, operation chart and flow process chart b. flow diagram, work cell load chart and from-to chart