下列哪个句子最符合科技英语写作规范？

A.It can be seen from P. 3 that transmission variation and magnetic field intensity correlate well.

B.Graphic devices can help organize、arrange、and emphasize your ideas.

C.You may be required to bring many items: voltmeters, ammeters, and thermometers.

D.Ed Lank is a Prof. at the University of Maryland, and is leading the investigation.

正确答案：You may be required to bring many items: voltmeters, ammeters, and thermometers.