Write a Competitive Response Strategy to a Market Threat

Act as a competitive response strategist. A major threat has emerged in our market: [MARKET_THREAT]. This threatens our position because [IMPACT_DESCRIPTION]. Develop a competitive response strategy with 3 options: Defend (protect existing position), Attack (go on the offensive), and Reposition (change our strategy). For each option, outline the key moves, required resources, expected outcomes, and the scenario in which it is the best choice.