Which two causes of decline were common to the Roman, Han, and Gupta empires?

Which of the following policies can the government use to encourage entrepreneurship?

In what ways did the compromise of 1850 and the kansas-nebraska act of 1854 differ from the missouri compromise? both compromises used the established 36°30′ parallel to determine if territories would become free or slave states. both compromises used the mason-dixon line to determine if the territories would become free or slave states. both compromises let territories use popular sovereignty to determine if they would become free or slave states. both compromises only granted congress the power to determine if territories would become free or slave states.

99 points and brainliestdiscuss two of the major causes of the increasing pollution levels in the yangtze river. make sure to include how they contribute to the water pollution