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.

以下（）是人口细分中通常考虑的因素。

A、职业

B、收入水平

C、教育程度

D、人口来源

E、家庭类型