The two important factor that limited the China with having
contacts with the outsiders are the following factors;
-
Long distances – the distance from outside were
a hinder in which makes it difficult and makes the contract to be limited to
the outside.
-
Natural barriers – this hinders China from
travelling because of the physical feature that protects them or hinders them
from travelling forth.
Memoirs of a Female Physicis - Primary Source, Annual report for the year 2014 - Primary Source, The Letters of Abigail Adams - Primary Source, Narrative of the Life of Frederick Douglas - Primary Source, The analysis of a drawing by Leonardo da Vinci - Secondary Source, Baseball by Ken Burns - Secondary Source.
<h3>What is a
Primary Source?</h3>
This refers to the sources of information that are first-hand accounts of a the topic such as from people that had a direct connection with it
<h3>What is a
Secondary Source?</h3>
This refers to the sources of information that analyze or interpret an event or era with the use of primary sources.
Missing word "<em>A Matter of Choices: Memoirs of a Female Physicist by Fay Ajzenberg-Selove</em>
<em>annual report for the year 2014, issued by Ford Motor Company</em>
<em>analysis of a drawing by Leonardo da Vinci in National Geographic Magazine</em>
<em>The Letters of Abigail Adams by Abigail Adams</em>
<em>Baseball by Ken Burns, a documentary film about the history of baseball,</em>
<em>Narrative of the Life of Frederick Douglass, an American Slave by Frederick Douglass"</em>
Read more about primary & secondary source
<em>brainly.com/question/896456</em>
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Economic, technological, policial and social change
B. Byzantine culture had its roots in classical roman and Greek culture