从播种到出苗，夏玉米的需水量为（）。

A.4%~6%
B.6%~8%
C.8%~10%
D.10%~15%

A.12%~14%
B.14%~16%
C.16%~18%
D.18%~20%

A.1.5~1.8m³∕d
B.1.8~2.5m³∕d
C.2.5~3.8m³∕d
D.3.8~4.0m³∕d