MCQOPTIONS
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| 1. |
Traffic congestion increases carbon monoxide in the environment. B. Increase in carbon monoxide is hazardous to health. C. Traffic congestion is hazardous to health. D. Some traffic congestion does not cause increased carbon monoxide. E. Some traffic congestion is not hazardous to health. |
| A. | CBA |
| B. | BDE |
| C. | CDE |
| D. | BAC |
| Answer» E. | |