An oligarchy is a system of government where a small number of individuals government a political entity. These individuals can be elected, but normally they are unelected officials who have been given the rights to lead through authoritarian methods.
Democracies are a system of government whereby systems are put into place to allow individuals to vote for representatives or to vote directly on issues related to their political governance.
Republics are democracies in that they involve elections and representation, however, republics institute certain protections for individual rights and liberties usually in a constitution or founding document to prevent the majority from controlling political decisions.
As the same themes apply to people living in very different times and places, therefore, It is useful for historians to base certain studies on the analytics of historical themes. The correct option is B.
<h3>
Who is called a historian?</h3>
The individuals who research and write approximately the beyond and for that, they do enormous studies from the quality sources available and draw conclusions from them are referred to as Historians.
To have the correct records about the past they need to do detailed research of the historic issues that may be carried out thru the assessment among the useful resource of the similar time frame and places.
The missing information in the question is as follows:
A. There are fewer historical themes than there are regions or periods.
B. The same themes apply to people living in very different times and
places.
C. All the cultures in a particular region respond to historical themes in the same way.
D. Experience has confirmed that analyzing themes is the most effective approach to history
Thus, The correct statement for the above question is Option B.
Learn more about historians:
brainly.com/question/24466312
#SPJ1
It would be John Cabot's Voyages.