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11 The water target was hit, spectacularly, five years early in 2010, and 89% of the world population now enjoys access to clean water, compared with 76% in 1990. It is possible that in little more than a decade, 100% of the world's population will have access to clean water, a prospect which can reduce stomach bugs, skin diseases, childhood diarrhea, "stunt" through malnutrition, and boost the economies of some countries by between 1 and 7%, according to the World Bank. The UN's work on sanitation, however, is way off target. Globally, 64% of people have a tole compared with 49% in 1990. But the fig in Africa is just 30%. Clearly, there is still some work to be done.


Cite three expressions to describe the writer's attitude in Paragraph 11. Justify.​