Why was slavery called the particular institution?

According to documents in wiesner et al., why has access to water been such an important factor in the rise of complex societies? how did ancient societies address the problems associated with harnessing these powerful resources? how have historians assessed and addressed this issue? cite the appropriate documents relevant to the response.

Under the article of confederation everyone had to agree so it was hard to get amendments passed true or false

Which nonverbal cue most likely indicates that a person is open to a conversation? lack of eye contact crossed arms smiling mouth o monotone voice