A b c or d is that in this question
So history doesn't repeat itself.
Answer:
Checks and Balances
Explanation:
The Checks and Balances system implies that governmental power is controlled by governmental power itself, based on a separation of powers. This means that all the political power of a government in a country is divided into three spheres called Executive, Legislative and Judiciary, where each has its role and one must inspect and analyze the choices made by the others, thus generating political security. An example of this can be seen when the senate must approve the nomination of the president for the position of secretary of state.
Answer:
The main difference between the two systems is that in common law countries, case law — in the form of published judicial opinions — is of primary importance, whereas in civil law systems, codified statutes predominate. In fact, many countries use a mix of features from common and civil law systems.
Explanation:
It is a printing press that is being shown, a form of machinery invented by Johannes Gutenberg around 1440 which was based around already invented screw presses. Here, a company, perhaps book or newspaper related, is busy using the printing press to making multiple copies of the same text again and again.