Answer:
Firstly, the software designer basically understand the pattern of the system by think with broader perspective. By establish the pattern first design the proper context of the system.
The pattern dependency basically focus on manage the relationship between the different types of the modules. It basically provide the actual guidance which increase the reuse-ability of the module.
We can also extract the given pattern that from the level of the abstraction and lack cohesion modules are basically difficult to maintain.