Elevation is the height of earth’s surface compared to the level of the ocean. True or false?

what's the height of the Earth surface compared to the level of the ocean is true

the monroe doctrine is the best known u.s. policy toward the western hemisphere. buried in a routine annual message delivered to congress by president james monroe in december 1823, the doctrine warns european nations that the united states would not tolerate further colonization or puppet monarchs.

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