从总体上讲，信息系统开发策略的制定可不考虑（ ）。

A．自顶向下规划和局部设计相结合

B．规范化原则

C．确定研制队伍的组织形式和人员

D．系统设备、工具和环境的选择

The nurse is changing the subclavian dressing over the catheter insertion site. Which one of the following actions would be appropriate for the nurse to incorporate into the dressing change

A．Place the client in high-Fowler's position.

B．Check for tubing kinks and leakage.

C．Cleanse the area, starting 2 inches from the insertion site and moving inward.

D．Remove old ointment from the insertion site with soap and warm water.