Complete the sentence. During the implementation of an architecture, if the original Architecture Definition and requirements are not suitable, a ____ may be submitted to initiate further…

A Capability Assessment evaluates an organization's ability to perform architecture activities, not a mechanism to request changes to an existing architecture definition.

A Change Request is the formal mechanism in TOGAF's ADM, particularly during Implementation Governance and Architecture Change Management, to communicate that the current architecture definition or requirements are unsuitable and require modifications, thereby initiating further architectural work.

Requirements Impact Analysis is an activity performed to assess the implications of a proposed change, not the request for the change itself.

A Statement of Architecture Work typically defines the scope and approach for new architecture engagements or major iterations, rather than serving as a direct mechanism for requesting modifications to an in-progress implementation due to unsuitability.