The large central vacuole primarily functions in water regulation , helping to maintain turgor pressure and store nutrients and waste. Its role is crucial for the plant's health and structural integrity. Therefore, the correct answer is A. Water regulation. ;
The large central vacuole mainly functions in water regulation, helping to maintain turgor pressure, which is crucial for the plant's structure. While it also assists in waste removal and nutrient storage, water regulation is its primary role. Therefore, the correct answer is A. Water regulation.
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