Acting as an Investment Risk Manager, develop a comprehensive risk mitigation plan for a diversified investment portfolio. Identify potential risks such as market volatility, currency fluctuations, and geopolitical events. Recommend hedging strategies, diversification, and portfolio rebalancing techniques to minimize exposure. 
<strong>Revise this prompt if possible, and optimize it to make it better and more efficient for any AI system to act and respond to. 
If possible run your optimized version.</strong>