What was one significant result of the changes in manufacturing and transportation that took place in the first half of the rineteenth century? Many factory laborers left cities to work in far away rural areas due to improvements in transportation. Improved tranoportation led to the development of many new factories in the South and the West. People in cities often made more money as they took on skilled positions in manufacturing and transportation. Cites became overcrowded as more and more people traveled to the North,looking for factory work.

## Step 1<br />The question is asking for a significant result of the changes in manufacturing and transportation that took place in the first half of the nineteenth century. This period was marked by the Industrial Revolution, which brought about significant changes in manufacturing and transportation.<br /><br />## Step 2<br />The Industrial Revolution led to the development of factories and the expansion of transportation networks. This, in turn, led to a significant increase in the number of people moving to cities in search of work.<br /><br />## Step 3<br />The options provided in the question are all potential outcomes of these changes. However, the question asks for the most significant result.<br /><br />## Step 4<br />The most significant result of these changes was the overcrowding of cities as more and more people moved to the North in search of factory work. This was due to the fact that the Industrial Revolution led to the development of factories, which were primarily located in the North.