The best answer for this question would be:
2. Cosmic Background Radiation
The Cosmic Background Radiation are when the heat of a planet is measured by the left over heat of it. This is based on the “Big bang Theory” wherein the planets were formed because it was once a very hot radiation.
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Natural ResourcesZion volunteers working in the plant nursery<span>Air Quality Geologic Features and ProcessesPaleontological Resources North Fork Virgin River – Main Canyon Other Rivers and TributariesWild and Scenic River Plant CommunitiesWildlife Communities Special Status Species Ecosystem Processes and Land Status Dark Night Sky <span>Acoustic Environment
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Explanation:
Water is the most valuable resource on our planet. That’s why efficiency and quality are top priorities for the water industry. These goals are becoming increasingly difficult to achieve as the expense of providing clean water grows in many regions, while at the same time operations have to be as efficient and economical as possible. The consistent, end-to-end digitalization of plants and processes helps the water and waste water industry meet these challenges.
The answer is A. Sorry if i'm wrong.
