针体与针柄连接部分为( )
A．针尖B．针身C．针根D．针柄
参考答案：C
为使砂浆饱满，保证墙体平整度和垂直度，施工砖砌体时应做到（）、五皮一靠。
In the context of company law:
(a) explain to whom are directors’ duties owed; and (6 marks)
