下列的关于蚯蚓对人类益处的叙述中，不正确的是（　　）

A．能处理有机废物

B．改变土壤和提高土壤肥力

C．是优良的蛋白质饲料和食品

D．有的形态独特，可以作工艺品

The present situation is very complex, so I think it will take me some time to ______ its reality. [ ]

A. make up

B. figure out

C. look through

D. put off