MCQOPTIONS
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| 1. |
According to the report published by the World Health Organization (WHO) in 2017, approximately how many people in the world do NOT have access to safe drinking water at home? |
| A. | 4.2 billion |
| B. | 900 million |
| C. | 500 million |
| D. | 2.1 billion |
| Answer» E. | |