Phoebe observes a group of snowy egrets feeding at several locations near her home. She would like to learn what foods the egrets prefer at each location. What can Phoebe infer from the data in the table?

Location 1

Location 2

Location 3

Location 4

Insects

13

20

18

15

Crawfish

8

15

20

22

Fish

3

11

13

12

Other

5

2

8

4

Other birds compete with the egrets for food sources at location 2.
Crawfish eat more fish than the egrets do at location 1.
Egrets that prefer crawfish are more likely to frequent location 4.
Egrets prefer fish to insects at location 3