MCQOPTIONS
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| 1. |
A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series._x005F_x000D_ Troposphere, Stratosphere, Mesosphere, ? |
| A. | Exosphere |
| B. | Thermosphere |
| C. | Tropopause |
| D. | Ozone Layer |
| Answer» C. Tropopause | |