What were some of the new business strategies that took place in the late 1800s?

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

In 1944, the supreme court upheld the authority of the u.s. government to order the internment of a minority group in the interest of national security, even though there was no evidence that any members of this group were disloyal to the united states. should the same policy be applied today against u.s. muslims or muslim immigrants? why or why not? are these forms of internment different from native reservations? if so how? if not, why?

List a few examples of city-states that practiced oligarchy in ancient greece