The completion of the Transcontinental Railroad the invention of the Bessemer process and improvements in communication contributed to which of the following? 1- decreased immigration from European and Asian countries
2- decreased motivation of farmers to settle in western territories
3-an increased standard of living for the lowest socioeconomic class
4- large-scale economic growth that resulted in the rise of big business

4- large-scale economic growth that resulted in the rise of big business

Explanation:

The Transcontinental Railroad allowed for goods to be transported across great distances and to previously inaccessible areas thereby increasing trade and contributing to economic growth. It led to the rise of the great and powerful Railroad companies.

The Bessemer process made it much more easier to produce steel and as a result led to the rise of the first business to be worth over a billion dollars in the US, the mighty US Steel. The increased volume of steel production aided economic growth as steel was a very sought after commodity.

d is the best answer for this question.

this isn't a question and if you're going to list things be kind and use commas.