Compensating construction may be required in response to which of the following changes?

Compensating construction is often required when there is a change in major occupancy because such changes can significantly alter the building's use, and consequently, the risk factors associated with it. For instance, if a building that was originally classified as a low-risk assembly occupancy is converted into a high-rise residential building, it may need to meet different safety codes, fire regulations, accessibility standards, and other requirements that apply to the new occupancy type. This could involve structural changes, enhancements to fire protection systems, or modifications to egress routes to ensure that the building is safe and functional for its new purpose.

In contrast, changes that primarily focus on aesthetics, marketing strategies, or height may not necessitate such comprehensive adjustments as they do not fundamentally alter the building's occupancy or its use. Aesthetic improvements may enhance the visual impact of a structure but do not usually require compensating construction unless they involve structural modifications that impact safety. Similarly, improvements in marketing strategies are related to how the building is presented rather than its structural integrity or occupancy classification, and an increase in building height could also be accommodated without changing the occupancy type if it remains compliant with existing codes. Therefore, a change in major occupancy is the most significant factor that triggers the need for compensating construction.