How has the force of deposition hindered Arkansas? A. Flooding rivers deposited rocks in the Ozark Mountains.
B. The New Madrid Seismic Zone (NMSZ) brought molten rock to Earth’s surface.
C. Silt from deposition has polluted the hot springs.
D. The wind-blown loess on Crowley’s Ridge makes soil poor for farming.

please explain

“obamacare”: included a provision for government-run health insurance called “the public option.” was bitterly opposed by congressional republicans because most favored a “single-payer” plan. survived two challenges to its constitutionality. was partially repealed in 2013 in order to avert a government shutdown. led to the expansion of medicaid in republican controlled states.