How did the balfour declaration contribute to tension between jews and arabs? it created the state of israel. it allowed unlimited jewish emigration. it created unlimited zionist movements. it assimilated jews into arab culture?

A is the correct option.

Explanation:

The Balfour declaration was the letter which was written by the British foreign Secretary Arthur Balfour to Lionel Walter Rothschild. In the letter he  expressed his governments support for the Jewish homeland. The effect of the declaration are still felt today. Due to this declaration the Zionist aim of a Jewish homeland turned into reality. It is one of the most controversial and contested document of the modern history.  It promised to provide a part of Ottoman empire  to the Jews for their homeland.

option d is correct. corroborated sources of historical evidence   is necessary to validate a claim about an event in history.

historians tend to use written sources, but audio and visual materials as well as artifacts are important objects that supply information to modern historians.

historical sources are usually divided into two categories: primary and secondary sources. depending on the historian's intent, some sources shift their designation. determining what type of sources toimplement, and the level of credibility and reliability of those sources, is a significant step in critical thinking for the historian.

explanation:

no because we were not ready for war