某建筑地基土样颗分结果见下表，土名正确的是( )。
A．＞2mm
B．2～0.5mm
C．0.5～0.25mm
D．0.25～0.075mm
E．＜0.075mm
F．15.8%
F．33.2%
F．19.5%
F．21.3%
F．10.2%