You are the project manager managing the setting up of an oil rig in the Pacific Ocean. Which of the following could be a valid constraint when you are doing human resource planning for your project

A．Weak matrix organization structur

B．Unlimited budget since the project is very critical to meet compliance need

C．Oil price increasing above $60 per barre

D．None of the abov

分页式存储系统中，页面的大小与可能产生的缺页中断次数（）。

A.成正比

B.成反比

C.无关

D.成固定比例