How did the steam locomotives lower the cost of transporting raw materials and finished goods?

The impeachment of president clinton by the u.s. house of representatives occurred with a. virtually all republicans supporting it, while virtually all democrats opposed it b. about two-thirds of republicans supporting it and about two-thirds of democrats opposing it c. half of all democrats and half of all republicans supporting it, while half of all democrats and half of all republicans opposed it d. virtually all democrats supporting it, while virtually all republicans opposed it

How have a past president and our current president abused the powers granted to the president of the united states by the constitution and the people ?

Who was the last of the "good empire" a: commodus c: marcus aurelius b: trajan d: julius caesar