问题详情

We can infer from the report that

A．UNICEF is satisfied with the progress made in protecting children.

B．the 1989 Convention on the Rights of the Children is firmly observed worldwide.

C．more than 2 billion children worldwide are mired in poverty, war and the threat of AIDS.

D．human rights abuses and failure in economic reforms are the main causes of the severe hardships of children.

请帮忙给出正确答案和分析，谢谢！