The answer that makes the most since is A!
I know jobs for one, over population maybe, and because they are worried that dangerous people could be entering into the country with intention to harm. (unless this is a "only 3 right answer" kind of thing)
Answer: A!
Explanation: i took the test and got it correct
so pretty sure its A! :)
edit: im not 100% sure!
From smallest to largest it would be individual, population, community, ecosystem, biome, and then biosphere.
