All of these terms are associated with the B) 1920's. This period is known as the "Roaring 20's"
The purpose of lycees was to prepare students for Universities. It would prepare them for the <span>baccalauréat, which is where the current idea of Bachelor degrees comes. It was something like a high school for people between 11 and eventually until 18 if they wanted to educate themselves.
Napoleon also created the Napoleonic Codes. It was a set of laws that enabled religious freedom for people and abolished feudalism which meant that wealthy land owners could no longer exploit their workers on the fields or have vassals or anything similar in France.</span>
A: Focusing on one source of information
The population increased as soldiers were returning home
That should be the scientific revolution. That's when people started abandoning the ideas that the church presented and they started focusing on science. It was then discovered that Earth is not in the center but rather goes around the Sun, and Newton made his laws and science and education flourished during that period.