The correct is answer is B
In third world countries, rivers are just as essential as they were since the dawn of civilizations. In modern countries, rivers serve as a waterway for transportation, human recreation, and sometimes drinking water.
Some ideas that came from the Age of Reason, also known as the Enlightenment, includes advanced ideals such as:
Separation of Church and State
Constitutional Government
Liberty
Progress
<span>"Hitler started the wold war hope this helped </span>
Because it offers the historian an objective snapshot of the public sentiment of the time, which the cartoonist (should be) distilling for their readers, according to their feelings, for mass appeal. I say objective as it is usually very easy to decipher their subjective viewpoint according to the publication. The value of this is that it is tapping into how the masses 'feel' rather than how subjective facts can be built to form historical opinion. It becomes especially valuable prior to this century, when public sentiment is harder to garner as we were less technologically advanced.