I would really agree with it. This is because of generation gap. We were used to watch movies which is in colored becaude it one good element for a good story is through its color. It will express how the scene or the setting is in. You will see the expression of the artist clearly and the colors will define its atmosphere.
The Oregon trail pointed the way for the United States to expand westward to achieve its “Manifest Destiny” and the goal of Manifest Destiny was territorial expansion of the United States.
the nile river went through more than one country, so it was easier for them to trade their goods and materials to more countries.