Comprehensive and Detailed In agile planning, a story estimated at 100 points indicates it is too large to be actionable. The best practice is to break it down into smaller, more manageable stories that fit within a sprint or iteration. This enables incremental progress and continuous delivery. * A delays addressing the problem. * B misunderstands the purpose of story points. * C uses negotiation inappropriately-estimates should reflect effort, not negotiation. Reference: * Agile Practice Guide - Chapter on Estimation and Sizing * PMBOK Guide - Seventh Edition, Development Approach and Planning Considerations