六棱锥的六条侧棱长相等，则该六棱锥的底面六边形[ ]
A．必有内切圆
B．必有外接圆
C．既有内切圆又有外接圆
D．不能确定
答案：B
With reference to the winding up provisions of the Companies Law Cap. 113, explain:
(b) The circumstances under which the court may be called upon to wind up a company. (6 marks)
