D he was an activist in South Africa fighting racism
the signing of the Treaty of Versailles
The Treaty of Versailles ending fighting between the Central Powers and the Triple Alliance (minus Russia).
The Treaty of Versailles set up a series of restrictions on the Central Powers following World War I. Germany was most restricted under the treaty due to the War Guilt clause. The Treaty also set up the League of Nations which would monitor and negotiate in the case of invasion in the future.
The correct answer is b) to limit the power of the ruler
The Mandate of Heaven has four basic principles, the right to rule is granted by heaven but this did not mean the ruler could do whatever he wanted - as an example of European rulers - this means that the right to rule is based on the virtue of the ruler, if he does not meet the expectations he does not deserve the right to rule.
At that time Chinese Society had a strict moral code, the ruler had to follow it to deserve power. There are some episodes when there were natural disasters happened and people interpreted it as a sign that the ruler was unjust and needed a replacement.
Answer:
Hernán Cortés should be the right answer. Hope this helps.
Explanation: