Without a table or graph, you might forget what an equation represents.
Answer:the maps can show us more tan those things. And can be important and necessaries for more than geography.
Explanation: can be necessaries for geology, to study the earth, to oceanography to study the ocean, rivers and more, to architecture for the study of the ground for constructions and road connection.
Bottlenecks: points where tasks accumulate and the process flow is slowed. These should be analyzed and the problem solved. Read more about bottlenecks.
Points of contact with the customer: should always be fully satisfying experiences. Monitor them, as these are the times when the customer “judges” the company.
Determine the value - adding activities: these should be improved the most. Those that do not add value should be stopped.
I believe it is the outer crust but i will do more reaserch for you :)