Q: Fungi are the only organisms that can decompose dead what?\nOptions:\n- (A) fossils\n- (B) legumes\n- (C) trees\n- (D) matter\n- (E) amoeba\n- (F) coal\n- (G) elms\n- (H) bamboo
Let's think step by step below.

User
Fungi are the only organisms that can decompose wood. Wood comes from trees. Fungi are the only organisms that can decompose dead trees.
Thus, the answer is (C).
Assistant