i believe the answer is "D" because all of these examples show diversity because not everyone is the same through out these examples
Answer: B. Rain forests
Explanation: Without rainforests, our planet is unable to mitigate excess greenhouse gas emissions, which destabilizes the Earth's climate. Rainforests store and filter excess carbon and other pollutants from the atmosphere and release oxygen through photosynthesis.
In the summary: Rainforests retain and filter excess carbon and other contaminants from the atmosphere, while also releasing oxygen via photosynthesis. Natural air filters, Inforests assist to clean up pollutants and improve air quality.
I hope that helps
Answer: 1) What two countries were already involved in a military conflict before the beginning of World War II? 2) What was the longest battle of World War II? 3) What was the first Nazi concentration camp? 4) In which battle did the Axis powers lose about a quarter of their total troops on the Eastern Front?
Hi!I have posted to picture explaining how and why trends change over time.