面向管理的计算机应用系统中，如果系统的处理对象是专门解决不确定或不完全信息的推理，这通常属于()。

A．专家系统

B．计算机集成制造系统

C．管理信息系统

D．办公自动化系统

An 89-year-old client is suffering from dementia of the Alzheimer’s type. Which intervention would be most useful in managing his dementia

A. Provide a safe environment.
B. Provide a stimulating environment.
C. Avoid the use of touch.
D. Use restraints whenever necessary.