I don't see any answers in the list that are fully correct.
Henry IV did not create the Estates General. That institution had developed already in medieval France, fell out of use, but then was revived during the latter half of the 16th century, a couple decades before Henry IV came to the throne.
Henry IV did not oppress the French people but sought to build roads and improve agriculture for the betterment of France and to build the loyalty of the people to his rule.
He did overthrow the previous ruler (Henry III), but not in "totalitarian fashion." After winning the "War of the Three Henrys" in order to become king, Henry sought to bring France to peace after religious warfare. He had been Protestant but converted to Catholicism for the sake of national peace, while at the same time extending legal protections to the Protestant minority.
Under Henry IV's rule, the central government did not control "almost every aspect of life." He worked hard to consolidate and centralize power for his government, but he was not yet what we would call an "absolute" ruler.
The correct answer is atomic bombs.
<span>Prior to the Civil War, Lincoln in the union did not object to slavery. Their objection was to the separation of the union, and was willing to keep slaves as slaves or free them if that meant that in the end, the union will remain unified. But as the Civil War progress, Lincoln and the union began to acknowledge that slavery should be abolished, and that slaves should be free. This is when Lincoln finally took a position of opposition to slavery which led to his drafting of the Emancipation Proclamation.</span>
Hmph..<span>The death toll from the plague led to labor shortages.
Love, grace-
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Eight hundred forty-three AD