通过客户对金融产品的忠诚程度的不同来划分，一般可分为（）.

A、坚定型客户群

B、忠诚几种金融产品型客户群

C、转移型客户群

D、非忠诚型客户群

The nurse is assessing an elderly client for dementia. Which of the following is a primary symptom of dementia

A. Neurosis.
B. Loss of impulse control.
C. Psychosis.
D. Memory loss.