Respuesta :
Answer: B. The Transcontinental Railroad
Explanation:
This was the railroad that connected coast to coast and what many people used before modern day to get from across the country
Answer:
Hello! The correct answer is b. The Transcontinental Railroad.
Explanation:
The invention of the railroad drastically changed the economy in the United States. Time zones even began to develop after the railroad system was introduced. The railroads were built and completed in 1869 which connected the United States from coast to coast.