There are theories on what caused the u. s.s. maine to explode while it sat in the havana harbor. what are they?

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.

Which communities brought about the rise of the first politician? a.anthropological b.neolithic c.hominids d.geologist

Brainliestt asap!me : ) describe the difference : capitalism vs. communism