Answer:Materials. The central dome is built with bricks laid on edge and thick mortar beds for added lightness. Colored marble, porphyry and basalt columns that divide up the ships and painted cover their walls, which help to generate an ethereal glow iridescent inside the enclosure.
Explanation:
Answer:
The Factory System. The factory system, fueled by technological progress, made production much faster, cheaper, and more uniform, but also disconnected the workers from the means of production and placed them under the control of powerful industrialists.
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<span>The answer is accuracy. Historians
are investigators of the past or people who understand the history of people.
With this field, they must have qualities such as being unbiased meaning their
work should be accurate, patient, efficient reader, has a skill for logic
and critical thinking and reasoning and disciplined.</span>
By process of elimination as they had a second, <span>Brown v. Board of Education II, It could NOT be B or D.
I would go with A.</span>
He explored the great lakes region of the untied states.