Which is an example of communities ( in terms of biology )

A. 10 white-tailed deer

B. 2 blue jays, 3 northern cardinals, and 1 house sparrow eating seeds

C. 1 snapping turtle on a rock; 2 snapping turtles near the edge of a pond

D. 6 bullfrogs in a pond; 30 bullfrog tadpoles hatching from eggs