下列为同学们在化学实验中接触过的几种实验仪器，其构件中一定使用到了有机合成材料的是（　　）

A．托盘天平

B．玻璃棒

C．烧杯

D．试管夹

The nurse is providing care for a client with multiple myeloma, a disorder characterized by episodes of remissions and exacerbations. Which of the following resources can best help the client adapt to the disease

A．The client's family.

B．Support group.

C．Pastoral care.

D．Hospice care.