The Greek<span> achievements in </span>mathematics<span> and </span>astronomy were<span> one of the finest in antiquity. </span>Mathematics<span> developed first, aided by the influence of Egyptian </span>mathematics<span>; </span>astronomy<span>flourished later during the Hellenistic age, after Alexander the Great conquered the East, aided by the influence of Babylon.
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By the end of the 13th century, Crusading had become more expensive. The time had passed when a Crusade army was made up of knights who served under a lord and paid their own way. Economic pressures caused many nobles to seek royal service. Royal armies, therefore, became more professional, and many knights as well as foot soldiers served for pay. Moreover, the rise of royal authority meant that great Crusades could no longer be cobbled together by feudal lords but were increasingly reliant on kings, who were by their nature easily distracted by events at home.
Answer:
A) Monarchy
Explanation:
In a monarchy, one ruler (the king) along with his counsel has total rule over their kingdom, which does not happen in a Direct Democracy or a Republic. In a Dictatorship, the Dictator rules alone.
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