某国家参股股份制公司，甲为受委托从事公务的人员，乙为非从事公务的人员，乙勾结甲，利用各自职务上的便利，共同将本单位财产非法占为已有，数额较大。其中，乙起到策划、指挥的作用，甲予以协助。甲和乙的行为构成( )。

A．贪污罪

B．职务侵占罪

C．侵占罪

D．甲构成贪污罪，乙构成职务侵占罪

---You were tired out after the mountain climbing, weren't you?

---Yes, ______. I could hardly rise to my feet.

A．not at all

B．not a little

C．not a bit

D．not really