<span>Ivan's restoration of the Kremlin was mostly a power play. He wanted to build a giant palace to show how great and big and important Russia was so he decided to restore the Kremlin. This means the correct answer is B. to show other nations a symbol of Russian power. They would see how artistically and architecturally developed Russia was, but also that it has money for such a feat.</span>
B) any number of, is the correct answer
For the inventions, it was steamboats that helped the Midwest. It's capable of bringing tons of cargo for the sake of better trading benefits. For the developments, rail lines were made from the Midwest to the rest of the other countries. As time went by, interstate highways linked a lot of states in the Midwest for easier means of transportation, too.