Which of the following is an example of a food web?

A) Seeds are eaten by a sparrow, the sparrow is eaten by a hawk, and the hawk's eggs are eaten by a snake.
B) Seeds and grasses are eaten by various insects and small herbivores, the insects are eaten by a meadowlark, the small herbivores are eaten by a hawk, the meadowlark and hawk eggs are eaten by snakes, and the snakes are eaten by owls.
C) Goats eat grass; the goats are milked and eaten by humans.
D) Seeds are eaten by a tufted titmouse, the titmouse is eaten by a hawk, the hawk eggs are eaten by snakes, and the snakes are eaten by owls.