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Answer:
mass-market books
Explanation:
It was easier to write a book and publish it plus none of those other options where around
Shortage of supplies contributed to delays in construction for the central pacific railroad
<h3>Why rail road important?</h3>
There are different transport system and rail road is an example of a means of transportation.
It can be used in moving heavy goods and belonging from a far distance.
Inadequate material for construction of the road led to the delay.
Therefore, shortage of supplies contributed to delays in construction for the central pacific railroad.
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