The diagram below shows a food web.

A food web diagram showing the letter A with an arrow pointing away from it to a beetle. There is an arrow from the beetle pointing to a racoon. There is also an arrow pointing to the racoon from the letter B and an arrow pointing to the racoon from corn. There an arrow pointing from blackberries to the letter B.

If a certain organism is a producer, what best explains its position in the food web?

A: B, because organism B utilizes radiant energy from the sun
B: A, because organism A has the same role as the corn
C: B, because organism B has the same role as the racoon
D: A, because organism A utilizes energy from the beetle