The answer is B spread it throughout an area
The steam locomotive allowed for the transportation of goods at a much more rapid rate than by horse. The railroad let people know exactly where and when goods would arrive. The trains also gave the cargo a safer ride as it was much more difficult to rob a train than a horse drawn transport. As more railroads were built, products could travel farther than ever before in a timely manner. This brought down the cost of freight transport and increased profits for many businesses.
<span>A) Nationalism prevented the countries from uniting </span>
Throughout the Arab region, a strong nationalist sentiment opposed
foreign control. This led to emergence of nationalist organizations as the
National Party in Egypt, the Young Ottomans and then the Young Turks in the
Ottoman Empire. Different nationalist groups had different ideas of the future
of their countries and about how national communities ought to be formed.
Public service journalism "refers to times when the media acts as an advocate for the public" and "<span>is also known as investigative reporting and
attempts to uncover information that might be helpful or prevent
exploitation of the public or individuals."</span>