The answer is <span>Unitary; authority. </span>
30000 BCE - 12000 BCE. Cave art culture in Europe.
c. 20000 BCE. ...
5000 BCE. Hierarchical societies emerge in southeast Europe.
c. 5000 BCE. ...
4300 BCE. First megalithic tombs in Europe.
3500 BCE. Farming has spread across Europe.
2800 BCE - 1900 BCE. Bell beaker culture in western Europe.
2300 BCE.
The king of the Portuguese discovered Spain was in charge of the new world trips, and he was not happy about the matter. He then decides to write a letter to Spain, threatening the catholic faiths. They were afraid and decided to inform the pope. This, therefore, created a line between the nations. In a manner of avoiding wars, the Spanish were, however, likely to lose.
Finally, the Portuguese were not happy with the division because it barred them from getting to India, so they decided to negotiate through the catholic monarch.

He has CRITICAL THINKING as he is happy with all what he has.
SO the correct answer is C. critical thinking.
HOPE IT HELPS YOU.