I believe the answer is 4. During the reign of Askia Muhammad, the Songhai empire reached its greatest size.
Askia Muhammad was an emperor, military commander, and political reformer of the Songhai Empire in the 15th century. His rule resulted in trade with Europe and Asia, building of lots of schools, and spread of Islam through his empire.
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King John ruled England for almost two decades (1199-1216) and was well known as a heavy handed ruler. He would often wage unnecessary wars and burden his subjects with heavy taxes to pay for them. King John begrudgingly signed the Magna Carta because he needed the barons to fight his wars and collect his taxes.
Answer:
Over time, the Feudal system became more formalized, and grew into a strict social hierarchy. At the top were monarchs, and below them were nobles or lords. Next came the knights, and then, finally, the serfs or peasants. A Monarch is another word for 'King' or 'Queen'.
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