In which phase of the life cycle does the Life Cycle Sustainment Plan (LCSP) focus on how sustainment performance is measured managed assessed and reported?

The Life Cycle Sustainment Plan (LCSP) primarily focuses on the sustainment phase of the life cycle. This phase involves the ongoing support and maintenance of a system or product after its initial deployment. The LCSP outlines how sustainment performance will be measured, managed, assessed, and reported to ensure the system meets operational requirements throughout its life span.