Which of the following is not one of the primary needs for good project scheduling ？（）

A．Cutting costs and reducing time.

B．Decreasing the time required for decision making.

C．Eliminating idle time.

D．Developing better trouble shooting procedures.

某婴儿突然发热，烦躁多啼，一天，经检查发现左侧臀部有一块1.5cm×1.5cm的皮肤红肿，硬结，掀赤。状如云片，边缘隆起，色红如丹，以手触之，患儿啼甚，舌红，苔白，指纹紫红。治疗上证的首选方剂是

A．犀角化毒丹
B．犀角解毒饮
C．清瘟败毒饮
D．黄连解毒汤
E．仙方活命饮