If you can pick more than one, almost all of these are true (A, D, E). The ones that ARE NOT true would probably be: (B) Congress did not embark on a $1.6 trillion dollar expansion of the military, AFAIK. Military spending definitely rose, but the national debt rose by roughly that much due to the deficits created by the new budgets as a result of everything else -- not just the military. (C) is definitely not true, either; Reagan cut taxes for the highest tax tiers while closing loopholes, exemptions, and raising taxes on the lower tiers. If you were middle to lower class in terms of economics, you were hit.
Answer:
Prohibiting slavery in the territories.
Explanation:
According to the ruling it was decided that Congress had exceeded their authority when ratifying the Missouri Compromise, and therefore "had no power to forbid or abolish slavery in the territories west of Missouri and north of latitude 36°30" (Britannica.com).
In the 1800s the Great Plains region of the United States was characterized by: Vast expanses of native grasses.