The given table lists foods that some birds like to eat.
In England, seeds and berries are the only foods available for most birds during the winter. To adapt with this change in availability of food, bird X will most likely show Y. Identify X and Y.
AX-Blue Jay Y-Mimicry
BX-Cardinal Y-Migration
CX-Chickadee Y-Camouflage
DX-Robin Y-Migration
Which is x or Y we don’t KNOW