Answer:
<u>Photosynthesis, the process by which green plants and certain other organisms transform light energy into chemical energy. During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds.</u>
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The Germans were treated like poop
The best option would be that "<span>a. The collapse of imperial power coincided with the demographic impact of epidemic disease and external threats," since external enemies had more power to attack and pillage. </span>