MCQOPTIONS
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| 1. |
Variations in the length of daytime andnighttime from season to season are due to |
| A. | The earth’s rotation on its axis |
| B. | The earth’s revolution round the sun in annelliptical manner |
| C. | Latitudinal position of the place |
| D. | Revolution of the earth on a tilted axis |
| Answer» E. | |