Which could be the entire inten al over which the fonction is positive?
-2
-3
-2
-1
2.1
1
2.
3
2
2
0
-8
-10
-20

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? amount of food number of bird feeders invasive bird populations local backyard birdfeeders without food