Brazil's many rivers are important because they provide:

waterways are an important means of transport and vital source of irrigation and hydropower in many countries. Brazil is no exception, And, due to it's many rivers and basins, combined with it's proximity to the Atlantic Ocean, this South American country is very dependent on it's networks of rivers that wind their ways across, over and threw their magnificent terrain.

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in the 1950s, country music came into its own before rock-n-roll took off in the 60s while jazz and classical music continued to innovate

answer; i believe the correct answer is benjamin harrison;