下列关于当前我国用人单位的描述，不正确的是（）。

A.私营企业、有限责任公司、股份有限公司的用人需求占据主体地位

B.私营及个体企业用人需求比重趋于上升

C.国有和集体企业的用人需求比重逐年上升

D.外商及港澳台企业的用人需求变化不大

During her first prenatal visit, a client expresses concern about gaining weight. Which of the following would be the nurse’s best action（）

A. Ask the client how she feels about gaining weight and provide instructions about expected weight gain and diet.

B. Be alert for a possible eating problem and do a further in-depth assessment.

C. Report the client’s concerns to her caregiver.

D. Ask her to come back to the clinic every 2 weeks for a weight check.