For this scenario, Option B is defensible because it exposes the control plane that a senior engineer can test, scale, and harden. Within the NVIDIA stack, NVIDIA’s agent tooling expects state, tools, and model calls to be separable so memory can be persisted without recompiling the model. The selected option specifically B states “Developing long-term knowledge retention strategies and dynamic state management for adaptive planning”, which matches the operational requirement rather than a superficial wording match. Project management needs dynamic state and long-term knowledge retention. Static workflows cannot adapt when priorities, dependencies, or deadlines shift. Operationally, the design depends on session-local working memory, persistent profile/history stores, vector recall, selective checkpointing, and summarization/compression policies. The distractors fail because global shared state creates concurrency hazards, while tiny rolling windows silently discard important commitments. It also creates clean evidence for audits, incident review, and root-cause analysis when behavior drifts. The memory policy should define what is persisted, what is summarized, and what is discarded to avoid both context loss and prompt bloat.