Ancient societies like the Mayans had a social structure similar to Egypt's pyramid structure. Hope this helps :)
C. Discovering vaccination and microbial fermentation
A microbiologist who discovered microorganisms cause fermentation. Eg. leading to food spoilage
Answer:
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The Unit 731 experiments involved infecting prisoners, primarily Chinese prisoners of war and civilians, deliberately with infectious agents, and exposing prisoners to bombs designed to penetrate the skin with infectious particles.
Explanation:
I googled it
The correct answer is D. The South China Sea.
Explanation
The image shows the eastern part of the Asian continent; on it are also the letters W, X, Y, and Z. In the case of the letter X, it represents the South China Sea is a sea of the Pacific Ocean that is located in the coastal zone of southeastern China, which encompasses the area limited by the East Asian coast, from Indonesia and Malaysia to the Taiwan Strait, and the islands of Borneo and the archipelago of the Philippines, its total area is approximately 3,500,000 km². This sea is characterized by being the place of small islands in the Eastern Sea, which are grouped into archipelagos.
