Which of the Following Statements Relating to Global Food and Water

Which of the following statements relating to global food and water sustainability is incorrect?

A) In the latter half of the 20th century water pollution caused by business became a key issue
B) Water pollution has been, in many cases, successfully addressed through regulation and oversight
C) Water pollution is still a major concern in rapidly industrialising countries such as China and India
D) The World Bank has typically pushed countries towards nationalisation of water supply due to issues with corruption, efficiency and poor-quality service