下面对查询功能的叙述中正确的是（ ）。
A．选择查询
B．参数查询
C．准则查询
D．操作查询
参考答案：C
解析：表是所有数据库对象的基础。
出口货物办理转关运输时由海关签发的是( )。
A．转关运输申报单
B．转关运输联系单
C．出口货物报关单
D．出口货物联系单
A client who is 7 months pregnant reports severe leg cramps at night. Which nursing action would be most effective in helping her cope with these cramps
A．Suggesting that she walk for 1 hour twice per day.
B．Advising her to take over-the-counter calcium supplements twice per day.
C．Teaching her to dorsiflex her foot during the cramp.
D．Instructing her to increase milk and cheese intake to 8 to 10 servings per day.
