Why did the rulers of early civilizations expected people to pay taxes for project like building canals and city walls

Give an example to prove that your society is developed more than it was before 10 years ?

You're doing research for a public essay on alternative medicine. which of the following sources has the most reliable information? a.a post on a social networking site about the undesired side-effects of different alternative medicinesb.a recent government report comparing the results of alternative and contemporary medicine for a specified diseasec.an anonymous article on a medical website that claims the success of alternative medicined.a 2003 study conducted by a medical research center about the effects of alternative medicine

The author says that in some town hall meetings several thousand citizens might. attend and vote.what would you do to make sure. a town hall meeting of that many people would run smoothly