Asset Allocation Strategy Evaluation

Alice is a financial advisor working with several clients to optimize their investment portfolios. She believes that asset allocation is crucial for achieving her clients' investment objectives. In managing a balanced investment portfolio, Alice considers various asset classes including equities, bonds, and cash.

This week, she is tasked with reallocating a client's portfolio to maintain the desired risk level after a significant market fluctuation. Which of the following strategies should Alice implement to ensure proper asset allocation?