Umm is this like a school question or a normal question I mean you can just search it up
The correct answer is "D. Reinvent". The 5Rs is a method of how to reduce your environmental impact in your workplace or at home. Following this thought, you need to Rethink your way to do things; Refuse actions or goods not sustainable (like plastic bags); Reduce your amount of daily waste; Reuse items instead of throwing it out when it is possible; and Recycle as much as you can. All these actions together help the planet.
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An example of a man-made environment would be a city, because the city was not here when man first arrived. Man-made is something that has been made by humans unlike a ocean would be because nature has created that.
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