Final answer:
The knowledge areas that include tasks related to closing in a project are project integration, scope, time, cost, and quality management.
Step-by-step explanation:
The knowledge areas that include tasks related to closing in a project are:
b. Project integration, scope, time, cost, and quality management
During the closing phase of a project, the project team completes and finalizes all activities across these knowledge areas. This includes gathering and reviewing all project deliverables, conducting final quality checks, verifying project scope, ensuring completion of project activities within specified time and cost constraints, and assessing overall project quality.