Answer:
I found this online:
Astronomers estimate the distance of nearby objects in space by using a method called stellar parallax, or trigonometric parallax. Simply put, they measure a star's apparent movement against the background of more distant stars as Earth revolves around the sun.
The temperature of tropical areas relative to places more distant to the equator. Another reason why is higher nutrient cycling, which is also an effect of higher temperature.
People need the wood from the forest ecosystem for Lumber, Mulch, and Paper and other wise, since this is multiple choice, for choice D. Is all of the above, hen you correct answer is D. All of the above.
Hope that helps :)
~Ans~
Homeostasis is maintaining stability in an organisms internal environment
I think it’s b but I have no experience in this subject sorry