Answer:
I help that because I need a ferpect answer and may grade subject
The correct answer is D. It improved shipping efficiency of goods along waterways, which bolstered both domestic and international trading.
The steamboat was a critical invention in America's development. This technology allowed goods to be shipped to different cities at a much faster rate. Along with this, the steamboat helped to significantly decrease the price of shipping goods a far distance. These factors resulted in an increase in domestic and international trading.
The south issued so much paper money because it’s ability both to tax the population and to sell bonds was severely limited.
Tehran <span>is the capital of modern-day Iran and its largest city with over 7 million people.</span>