甲、乙两地相距12千米，某人骑车从甲地到乙地，由于出发时间比预定时间晚6分钟，实际行驶时，速度提高到原来的1.2倍，结果恰好在预定的时间到达乙地，求原来预定的行驶速度是每小时多少千米？

She's the equal of her brother________intelligence is concerned,but she doesn't work hard at all. [ ]

A. as well as

B. as soon as

C. as far as

D. as long as