<span>types of influences:Information control is the Answer.</span>
A good example of a secondary source document useful in the study of history would be a textbook, because it provides basic information even though it wasn't an actual document from the historical time period.
the answer is A Reserved Power
Answer:
The steamboat led to creation of new towns and helped the economy. It also helped people to improve their timekeeping skills as it was very important while managing a steamboat.
Explanation:
I did an essay on it once.