The silk road affected the exchange of ideas in all of the following ways except
spreading chinese technology to other areas
spreading religious ideas from india to china
spreading democracy from greece to china
spreading diseases from china to other areas

a stronger central government  

its what they are

the buddha identified ways to end suffering and attain minerva, which is the ultimate goal of buddhism. for this purpose, he came up with the concept of the four noble truths, which were crucial to ending suffering. the last of these truths stressed following the eightfold path , which is a series of steps that allow you to live life in a proper manner. these steps would make sure that you would follow the or live life in moderation.

the eightfold path has 8 practices which are: