I believe the answer is: learning theory
Learning theories refers to the framework that explain how people obtained data/information, process it as a part of learning, and transform it into knowledge. In social settings, things such as emotion, congitive abiltiy, observation of other behaviours, and the influence of other peiople would be seen as crucial factors that affect people's learning rate.
Sound travels in waves with higher frequencies together and lower frequencies spread apart.
The Native American groups of the Mississippian period primarily grew Maize.
The correct answer is Napoleonic War
Napoleonic wars were a series of conflicts between French revolutionaries and the European monarchy. It was one of the most important wars in history and started around 1803.
By taking the power of Louis XVI, Napoleon Bonaparte - French revolutionary and national hero, who followed the motto prescribed by the French Revolution Liberté, égalité, fraternité (Freedom, equality and fraternity) intended to spread the ideal of the French revolution and end the absolutist monarchy .
The things you need to survive and to achieve a happy life: food, water, sleep, safety, shelter.