Final answer:
In the context of the Software Development Life Cycle, Activity coordination, Adhering to a framework, and Phase transition are recognized difficulties. Phase identification is not typically considered a difficult area as it involves simply recognizing different stages of the lifecycle.
Step-by-step explanation:
The subject of this question falls under Computers and Technology, specifically in the area of the Software Development Life Cycle (SDLC) or Software Development Lifecycle. The question asks which of the following is NOT typically an area of difficulty in the SDLC or SDL: A) Activity coordination B) Adhering to a framework C) Phase transition D) Phase identification. The standard areas of difficulty in the SDLC include activity coordination, ensuring adherence to a framework, and managing phase transitions. However, Phase identification is not typically listed as an area of difficulty because it generally refers to outlining or recognizing the different stages in the SDLC, which is a fundamental aspect of the planning stage and not considered a challenging task.