The correct answers are A) election records with information reflecting disagreements among government leaders and D) documents discussing legislation by those in power.
The two types of historical records that the historian can use for his task are election records with information reflecting disagreements among government leaders and documents discussing legislation by those in power.
The key to answering the question lies in the words “political causes”. The question is not referring to economic causes or any other. So the historian that is looking to study the political causes for a particular city’s rapid development can use electoral records to study the different arguments political parties used during their campaigns and the winning candidate political platform that supposedly was executed during his tenure at the office. The other important historical record are documents discussing legislation to know what kind of legislation was passed and if that legislation affected the city’s rapid development.
Answer: alternatives A) and D).
Explanation: It is important to have in mind that the historian is looking for political causes, and the alternatives considered correct are the only ones which direclty approach to this subject. The election records would show him what were the proposals made by each candidate and who won the elections. The documents discussing legislation would help to enlicit in what ways law interefered in the city's development, as a way to try to explain why it was considered to be rapid.
