Answer: The acronym COVID 19 represents coronavirus disease of 2019.
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With an average elevation exceeding 4,500 meters, and being surrounded by imposing mountain range
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Mountains over 3,000 feet (914 metres) in height are called the Munros.
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A theory is a system of rules and principles that can be applied to a wide variety of circumstances and has been successfully tested, but that is not universally accepted.
The intent of THEORY is a reasonable or scientifically satisfactory known principle or body of principles proposed to explain phenomena. The word often denotes an untested hunch or a guess without backing proof. But for scientists, a theory has closely the opposite meaning. A theory is a well-substantiated description of a facet of the real world that can incorporate rules, hypotheses, and facts.
The theory is a belief to clarify something, or a set of directing principles. Einstein's views about relativity are an example of the theory of relativity.
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