<span>parents teach their children at home rather than sending them to a public or private</span>
THIS IS 100% correct! *change is an underlying theme to understanding expansion and encounters through history.* I got this wrong on Odyssey ware by listening to everyone else, came back to prevent this from happening again.
The treaty of Versailles was an unfair one. The "war guilt" clause forced Germany and her allies to take all the blame for the world war. Moreover, Germany lost it's land, overseas colonies, population, and coal and iron industry. Germany was also made to pay reparations and limit their armed forces.
The treaty of Versailles was an invitation to deadlier wars in the future. In fact, it can be concluded that the treaty was a controversy in itself. Because Germany was subjected to ill treatment and was made to pay reparations beyond the country's capacity post war, it became the mojor cause for the WW II.
The development of the automotive industry has opened many jobs worldwide, including in the USA.
The automotive industry has a vast production chain, involving the plastics, steel, and car components industries. In this sense, besides the direct jobs, there is a great indirect employability.
In this context, the popularization of automobiles has increased the contingent of workers in related industries, as described in the third alternative (C).