Ascientist is designing an investigation to study the impact of invasive bird populations on local, native bird populations at backyard bird feeders. what population is most likely to be a control group for the investigation?

the correct answer is Local backyard bird feeders without food  because that is what you are keeping the same and not changing

Local backyard birdfeeders without food

Explanation:

Please mark as brainliest  I took the test

x would be the most and the least would be y because there are more fruit   and seeds than flock z has insects

c. live where it’s cold and icy