《中 * * 国务院关于全面加强人口和计划生育工作统筹解决人口问题的决定》提出，要建立和完善（）的人口和计划生育利益导向政策体系

A、政府为主

B、社会补充

C、社会为主

D、个人为主

Lots of waste has been dumped into the river, which has led to________. [      ]

A. lots of fish having been killed

B. kill lots of fish

C. lots of fish being killed

D. lots of fish to kill