患者，女，28岁，已婚，月经周期正常，经期6天，近半年来，每月于月经后7天左右见 * * 少量出血，色红，质黏腻，持续2～4天自止伴胸闷烦躁，神疲乏力，食欲不佳，舌苔白腻，脉滑。

此病的治法为（）

A.清利湿热，固冲止血

B.清热养阴止血

C.化瘀止血

D.滋肾养阴，固冲止血

E.益气补血，养营调经

(71) is true regarding simple sort techniques.

A．Both insertion sort and selection sort require O(n)moves.

B．Exchange sort is frequently referred to as a bubble sort.

C．If random data are in an array that is to be sorted, an insertion sort will give the best performance for large elements with small sort items.

D．Exchange sort is the least expensive.