Increase of crops due to new innovations with the farming technique is one that comes to mind, not very sure about other factors though, sorry
Remembering Tiananmen in Hong Kong has been viewed as an act of defiance for years, and it has become even more so now that the city’s own democratic future has come under threat. In the run-up to the 30th anniversary, demonstrators marched through the semi-autonomous enclave’s financial district chanting, “justice will prevail” and toting “support freedom” umbrellas. “In China, [people] can’t say anything against the government,” says Au Wai Sze, a nurse in Hong Kong who marched along with her 15-year-old daughter. “So while we in Hong Kong can still speak [out], we must represent the voice of the Chinese people and remind the world of this injustice.” Remembering Tiananmen in Hong Kong has been viewed as an act of defiance for years, and it has become even more so now that the city’s own democratic future has come under threat. In the run-up to the 30th anniversary, demonstrators marched through the semi-autonomous enclave’s financial district chanting, “justice will prevail” and toting “support freedom” umbrellas. “In China, [people] can’t say anything against the government,” says Au Wai Sze, a nurse in Hong Kong who marched along with her 15-year-old daughter. “So while we in Hong Kong can still speak [out], we must represent the voice of the Chinese people and remind the world of this injustice.”
For all its power, China’s government is still deeply paranoid. Today, the regime is “stronger on the surface than at any time since the height of Mao’s power, but also more brittle,” Andrew Nathan, a professor of political science at Columbia University, wrote in Foreign Affairs. The people’s loyalty is predicated on wealth accumulation, which will be difficult to sustain. A sputtering economy, widespread environmental pollution, rampant corruption and soaring inequality have all fed public anxieties about Xi’s ability to continue fulfilling the prosperity-for-loyalty bargain.
Answer:
The field of political economy is the study of how economic theories such as capitalism or communism play out in the real world. Those who study political economy seek to understand how history, culture, and customs impact an economic system
The correct answer is Dias.
Bartolomeu Dias was a Portuguese explorer who was the first European to manage to go around Africa and enter the Indian Ocean from the Atlantic ocean and thus effectively discover a journey to India that wasn't land related. Many started following him in the years to come.
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The answer to your question is,
D. 70 Years
-Mabel <3