What geographic feature forms vietnam's western border?
mekong river
red river
alps
annam highlands

Mekong River

Explanation:

Vietnam's borders are areas covered by rivers, valleys and mountains. Most of the Western border, along with mountain ranges and dense forests, stretches the Mekong River and its delta. The interior is made up of valleys and hills with forests.

The most populated areas are those where agriculture is widespread.

separate but equal was a legal doctrine in united states constitutional law according to which racial segregation did not violate the fourteenth amendment to the united states constitution, which guaranteed "equal protection" under the law to all people. under the doctrine, as long as the facilities provided to each race were equal, state and local governments could require that services, facilities, public accommodations, housing, medical care, education, employment, and transportation be segregated by race, which was already the case throughout the states of the former confederacy. the phrase was derived from a louisiana law of 1890, although the law actually used the phrase "equal but separate

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whose power in the senate is equal to the power of the speaker of the house?