Beams of light are incident through the holes A and B and emerge out of the box through the holes C and D respectively as shown in the figure. Which of the following could be inside the box?
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India, officially the Republic of India, is a country in South Asia. It is the second-most populous country, the seventh-largest country by land area, and the most populous democracy in the world. Wikipedia
Prime minister: Narendra Modi Trending
Capital: New Delhi
Date format: : dd-mm-yyyy;
President: Ram Nath Kovind
Population: 136.64 crores (2019) World Bank
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