Help me apply Progressive disclosure to the material below.
Reader and existing knowledge: [describe]
Task and desired outcome: [describe]
Use these principles: Keep the main result and essential constraints visible.; Label additional detail by the question it answers.; Preserve orientation when details open or views change..
Preserve source facts, identifiers, quantities, conditions, exceptions, and uncertainty.
Separate supplied facts from assumptions. Ask for missing information instead of inventing it.
Explain your representation choices and provide a review checklist. Do not claim formal compliance or correctness from formatting alone.
Material: [paste only information you are permitted to share]