The correct answer is B. The railroad increased trade by making shipping cheaper.
The Transcontinental Railroad had a huge positive impact on the economy in that it allowed for the transportation of goods over long distances. It was also important in unifying the nation at at time when it was still divided due to the Civil War
The "Great Compromise' was the Virginia Plan <span />
Iraq, Syria, Lebanon, Cyprus, Jordan, Israel, Palestine, Egypt, as well as the southeastern fringe of Turkey and the western fringes of Iran. I hope this helps! I also hope its correct:)