Respuesta :
Answer:
D. Pollution od the river. It's a trend issue for a long time that this is the most negative bringing impact
The negative impact on the river over the last fifty years is creating pollution of the river.
What is the river?
A river refers to the natural flowing watercourse towards the ocean, sea, and river.
The most negative impact on the river over the last fifty years is creating pollution of the river.
Therefore, D is the correct option.
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