MCQOPTIONS
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| 1. |
The study conducted by researchers at the University of Maryland and the Institute of Geophysics at ETH Zurich, Switzerland has identified how many recently active volcanic structures on Venus? |
| A. | 25 |
| B. | 30 |
| C. | 37 |
| D. | 41 |
| E. | 49 |
| Answer» D. 41 | |