Financing the Transcontinental Railroad<span>. The first </span>transcontinental railroad<span>, built between 1864 and 1869, was the greatest construction project of its era. It involved building a line from Omaha, Nebraska, to Sacramento, California, across a vast, largely unmapped territory.</span>
Answer: B. Half of the population
Explanation:
The most difficult task was reconstructing everything after buildings were shattered, and the new system of labor, causing slaves to work on new architecture
It would be the population increased. The Neolithic Revolution was the period in which people, at the time mostly nomads, gradually adapted a sedentary lifestyle, leading to population increase.
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