根据人社厅发〔2014〕20号文件，发卡地区进行通用测试，需提交哪些资料？

Following an earthquake, a client who was rescued from a collapsed building is seen in the emergency department. He has blunt trauma to the thorax and abdomen. Which nursing observation most suggests the client is bleeding

A．Prolonged partial thromboplastin time (PTT).

B．Recent history of warfarin (Coumadin) usage.

C．Diminished breath sounds.

D．Orthostatic hypotension.