The correct answer is A. The use of political power.
Step-by-step explanation
Niccolo Machiavelli was an Italian politician from the Renaissance time who stood out for his views on politics exposed in his book The Prince, published in 1531. In this book, Machiavelli expresses his main ideas about how the government should be and especially the use of political power using as an example to principality, for its time this book caused a great controversy because it was opposed to ecclesiastical power and its impositions on ethics and values. So, the correct answer is A. The use of political power.