Identify and explain three reasons why the treaty of tordesillas failed

a best description that resulted a division among labor in the early farming communities in their period was there was a change in their society in terms of having social roles to develop and change that led complications and divisions in the society.

i believe it's that they cared for people. hope this ! : )

answer:   the name of this act is known as the:

    " american recovery and reinvestment act of 2009 " .