As navigators, calendar makers, and other __ of the night sky accumulated evidence to the contrary, ancient astronomers were forced to __ that certain bodies might move in circles about points, which in turn moved in circles about the earth.
| A. | scrutinizers; believe |
| B. | observers; agree |
| C. | scrutinizers; suggest |
| D. | observers; concede |
Answer : D Explanation : |
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Option: A Explanation : Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. |
