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Read the passage and choose the most appropriate option to fill in the blank [4]: Recent advances in climate science have significantly improved our understanding of Earth's complex systems. High-resolution satellite data and sophisticated climate models allow researchers to predict long-term trends with greater accuracy; however, scientists caution that these projections are not [1]. Natural variability, feedback mechanisms, and human behavior introduce degrees of uncertainty that cannot be fully eliminated. Moreover, public discourse often [2] scientific findings, either exaggerating imminent catastrophe or dismissing legitimate concerns altogether. Such distortions can leave policymakers [3], uncertain whether to act decisively or wait for further evidence. Experts therefore emphasize the need for a [4] approach, one that respects scientific rigor while acknowledging uncertainty and translating evidence into timely action.