8 Which of the following is true about the age of rock layers and the age of the Earth?
OA.
The top layer in a sequence of rock layers is older than the Earth.
ОВ.
The bottom layer in a sequence of rock layers is older than the Earth.
OC.
All rock layers are older than the Earth.
OD.
The Earth is older than any rock layer.
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“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 was partially repealed in 2013 in order to avert a government shutdown.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.

Pedestrians,cyclists,skateboarders,and highway construction workers are know as?

On this map which states would the tropic of cancer run through