Answer:
I don't know sorry in which subject is this
The answer is Canal. Canals are human-made channels for water movement, or to administration water transport vehicles. In the vernacular, both are alluded to as 'trenches', and as a rule, the built works will have a progression of dams and bolts that make territories of the low-speed current stream. These territories are alluded to as 'slack water levels', frequently just called 'levels'.
<span>This country severely restricted the rights of its nonwhite citizens under a policy called apartheid, but since 1997 has made progress towards equalityThe country described in the sentence above is
South Africa
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