Answer:
It worked by people using and constructing it by hand. I made their society and their lives better and easier
1.) its about "generational change" years we are able to enhance out studies and engange to more advance learning in discoveries
2.) socio-economic and environmental influences probabbly could affect (there are more and further explanation bout this)
3.) basically "past ideas" are the our main root of the principles and manners today so these ideas are not exactly different it is just innovated and enhanced
It was definitely a success for the most part, cause if it wasn't we wouldn't be where we are politically, technologically, and economically
Answer:
Because they are afraid it will ruin there reputation.
Explanation: