Answer:
Railroads
Explanation:
Unlike airplanes and other forms of road transportation that their routes can be altered, have shortcuts, and other routes, railroads are fixed to the ground during construction and hence cannot be altered, hence they operate on fixed routes. Also railroads operate on fixed schedules, except for cases of delays, which seldom happens.
Answer:
`D
Explanation:
The Supreme Court can disallow a law on the grounds that it was unconstitutional thus establishing the of judicial review and the authority of Supreme Court as the watchdog of the constitution.
D. It proposed an equal number of senators per state.
I had it as a study island question. hope this helps.
Answer:
Explanation:
No one knows for sure who first invented such money, but historians believe metal objects were first used as money as early as 5,000 B.C. Around 700 B.C., the Lydians became the first Western culture to make coins. Other countries and civilizations soon began to mint their own coins with specific values. The federal government began issuing paper currency during the American Civil War. As photographic technology of the day could not reproduce color, it was decided the back of the bills would be printed in a color other than black. Because the color green was seen as a symbol of stability, it was selected.