The answer is when teachers began to start educating and training their students at school! I hope this helped :D
Answer:
The answer is b. A strategic location for trade
The answer to number 1 would be choice A, to help settle international disputes. The answer to number 2 would be choice D, to bring the war in the pacific to a swift end.
They knew that people were going to change, and that the Constitution had to change with them. In order to be a working document, it had to be changed to reflect what was going on. At the same time they wanted changes to be taken seriously so they made it difficult to change things.