This is false, they were not eager to share the art of silk prodution. i hope this helped!
The powerful nations of Europe were ready to formally expand their empires into Asia and Africa. Known as New Imperialism, this desire for expansion was motivated by many things, not the least of which were the promise of economic growth, the sting of national rivalries, and a sense of moral superiority.
Answer D
It's not answer A because its wording does not make sense. Along with that, It's not B or C because practicing new skills is only a part of why they made tools, and to learn a craft also doesn't make sense. So, it just made life easier to have tools.