The $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_$ is where inventory is placed and planned for to create independence between processes or entities $($supplier and customer, station one and station two, and etc.$).$

Select one:

a$.$

Tipping point

b$.$

Inventory planning point

c$.$

Decoupling point

d$.$

Forecasting point