A ...........................
D. The reason for the fall of the Maya civilization is still unknown. There are many different theories attempting to explain the cause of the Classic Maya collapse and the abandonment of Maya cities in the southern Maya lowlands of Mesoamerica between the 8th and 9th centuries: climate change, drought, deforestation, etc. but although the drought is the leading theory at the moment the truth is yet unknown.
The correct options are B. illness and disease and D. poverty.
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How did Mother Teresa describe the purpose of the Missionaries of Charity?</h3>
Their mission was to care for (in Mother Teresa's words) "the hungry, the poor, the homeless, the crippled, the blind, the lepers, all those people who feel unwanted, unloved, uncared for throughout society, people that have become a burden to the society and are shunned by everyone." It began as a small community.
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What did Mother Teresa do for society?</h3>
Mother Teresa created many homes for the dying and the unwanted from Calcutta to New York to Albania. She was one of the first to establish homes for AIDS victims. For more than 50 years, this courageous individual comforted the poor, the dying, and the unwanted around the world.
Learn more about Mother Teresa here: brainly.com/question/746749
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The effects of Zhou metal workers mastering iron were…
Option A: during the Zhou dynasty, China was characterized by warfare, political and military reforms, but it was first unified during the Qin dynasty.
Option B: it is true that with the introduction of iron, China acquired stronger and more effective farm tools as well as increasing crop yield.
Option C: during the Zhou dynasty China not only developed iron technology but also improved technology of war making better weapons by means of smelted iron. As a result, iron weapons spread to the masses, contributing to the Warring States period.
Option D: it is also true that the Zhou jealously guarded the secret of smelting the iron and created a trading empire. The iron production encouraged trade and improved the empire economy.
Option E: Zhou craftsman are known for their iron art and it is still sold today. During the Zhou period, the craftsmanship had great importance for his skills for producing sophisticated iron weaponry.
Option F: Iron helped the Zhou rulers so much that they reserved the Mandate of Heaven for themselves alone. It was a period of cultural and intellectual expansion during Zhou era and the iron helped rulers keep the control of the land
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