MCQOPTIONS
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| 1. |
In March 2020, how many near-Earth objects that are expected to approach the planet have been detected by NASA’s automated asteroid tracking system? |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 5 |
| E. | 6 |
| Answer» D. 5 | |