Answer:
1) human existence
Explanation:
The concept of socialization, including parenting, or child-rearing,
social development, and education goes back in time as far as human existence.
This is because humans were always known to procreate which is why we aren’t extinct. This procreations produced families which related with each other who were present in the same region. The children were taught to hunt and do other activities which helped in their developments.
Informal education was also present during that time which after several years became more formal.
It would be the rope that led to the end of the open range
A - The AOC had no true power so couldn't tax, have a military, or a president.
The expansion of railroads created more ways for things such as general goods to be shipped elsewhere to buyers or companies. (Hope this helps a bit, sorry for such a short answer.)
A explosion, which is unknown even to today what caused it to blow up.... but the US blamed it on the Spanish and declared war on Spain
hope this helps
