请教 04-10-39

leadership

39. By 1810 the 23 towns of Hampshire County, Massachusetts, had reached a remarkable uniform of economic development as well as population density.

怎么改啊？？我觉得语法笔记上的不对啊。uniform没错啊，是不是把as well as 改成and?那为什么as well as不行呢？谢谢！

vagrant

and 似乎更好

leadership

thanks !!