One of the major ways in which innovations in manufacturing led to improvements in transportation is that it allowed for the construction of the transcontinental railroad, which greatly increased the quality of life for most Americans.
Answer:
some empires inveneted things that we dont no about that could be useful
Explanation
when the roman empire fell medical books where burnt and thoose medicines could be still uncovered by us. so by studying them we might be able to discover inventions and discoveries that they made.
Answer:
I honestly don't know much about history but I think it is building inspector
I think the answer to this one is A.
