 
			 
			MCQOPTIONS
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				| 1. | Consider the following natural phenomena1. Terrestrial heating2. Reflection of light3. Refraction of light4. Diffraction of lightDue to which of these phenomena is mirage formed? | 
| A. | 1 and 2 | 
| B. | 2, 3 and 4 | 
| C. | 1 and 3 | 
| D. | 4 only | 
| Answer» D. 4 only | |