Answer:
a. the mekong river is the longest
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THE FEDERAL ROLE IN BEACH NOURISHMENT 79 trancing the performance of beach nourishment projects, sponsoring local beach nourishment projects to reduce the NFIP's risk in hazard-prone coastal areas, and funding emergency fills to restore a project's shore protection benefits after a severe storm.
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brainlist
Explanation:
The most destructive volcano is Mount tambora