MCQOPTIONS
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| 1. |
World's worst radioactive pollution was caused by nuclear reactor disaster which occured in |
| A. | Arizona (U.S.A.) |
| B. | Chernobyl (undivided U.S.S.R.) |
| C. | Pensylvania (U.S.A.) |
| D. | Moscow (U.S.S.R.) |
| Answer» C. Pensylvania (U.S.A.) | |