An important scientist at the time, besides, those who were mentioned was Copernicus - A.
Spartacus was just a slave general in the Roman republic.
Rousseau was a philosopher.
Plato was a philosopher as well.
The correct answer for that reason is Copernicus, he was an astronomer and a major figure at the time.
The fact that the imperator spent a lot of resources for wars
<span>The first Christian emperor of the Roman empire was "Constantine," although it should be noted that it took some time for official Christian policies to be implemented. </span>
The correct answer is <span>(2) unfair policies of taxation
Unfair policies of taxation existed because the government was running out of money since the monarchy was spending it all on their own goods as if the budget was their own wallet. Because of this, the meeting happened and they decided to protest and stormed the Bastille eventually which led to the capture and the execution of the King.</span>