Yes because in passage A, it states, "Two thirds of both the Senate and the House must vote for the change, then three quarters of the states must approve it." That means that about 70 people have to agree on change. And 218 million people must be in on this. Which seems like too many to change. Also, this could cause war just like President Lincoln had caused from trying to change it. According to passage D, "Lincoln believed he had the legal right...to take action necessary to defeat the rebels." Meaning he wanted to fight the rebels who didn't agree and cause war.
Chesterton explains how Thomas Aquinas was way ahead of his time in understanding what it means to be human and had a developed a great sense for ontology. He would argue that there are many of his own contemporaries that think and develop their ideas just like Aquinas did. You can use this as a starting point and develop your essay.
Yes he tried to demolish slavery.
The Russian tsar who disguised himself as a carpenter in order to travel around Europe and see for himself how western technology worked was c) Peter the Great. Peter the Great incorporated many progressive and liberal reforms based on what he had seen in his travels in western Europe. This included modernization of certain aspects of Russia and the reformation of political systems. He based many of his new changes on the Enlightenment Period.