You are presented with the quiz "What can a producer grow down into the soil in order to absorb minerals and water?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "most plants grow roots down into the soil to absorb water and minerals" and "if the plant is green, it is a producer". So, what's the best answer to the question?

Pick your answer from:
(A). Trees
(B). stems
(C). roots
(D). Oak
(E). seeds
(F). burrs
(G). grass
(H). water absorbing petals
Answer:
(C).