A historian is looking to study the political causes for a particular city's rapid development.

election records with information reflecting disagreements among government leaders and ) 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.

some attention getter quotes to support your thesis regarding brain work could be the following: :

a. storage capacity of your brain is virtually unlimited.

b. your brain produces sufficient electricity to light-up a small bulb.

c. different brain circuits are involved with reading aloud or silently.

d. your brain by itself does not feel pain.

e. reading allows your brain to download info directly.

f. brains of two musicians performing together can synchronize.

c. in order of atomic number