【Daily Question】Hydropower Engineering - 20200120
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Rivers and lakes vary in their natural characteristics from place to place, and they face different main problems; it is necessary to adopt a problem-oriented approach.... For rivers and lakes with healthy ecosystems, it is essential to ( ), strengthen the management of water function zones, and preserve their ecological functions. A. Designating management and protection areas B. Improving source control measures C. Connecting urban water systems D. Emphasizing preventive and protective measures Answer: D
D. Emphasize preventive and protective measures