Answer:
As the slab gets to a certain depth, it gets hot enough that it start to melt again. As it melts, it undergoes differentiation and also gets less dense. Low density means that it will start to rise back up again, usually, as granitic magma.
Explanation:
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Job Training is the answer.
Paleolithic peoples...
A. (They were nomadic.)
B. (They made some tools.)
They didn't really write, but cave paintings.
Neolithic was known for building.
The type of leader who came to power in Greece around 600 BC was called an ephor. This was one of 5 senior Spartan magistrates. The correct answer is A, an ephor.
