Answer:
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Se formaron por acumulación de sedimentos traídos por el viento, los ríos y el mar, que depositaron en zonas bajas aprovechadas, por ejemplo, para la práctica de la agricultura.
A floodplain (or flood plain) is land area located next
to a stream or river that reaches to the bottom channels enveloping the walls
of valleys and often floods when there is too much water. This is the reason why
flood plains are made up of sediments: sand, gravel, loam, silt, etc.
Explanation:
d. Najmniesze Państwo świata
