Which of the following statements about the movement of matter in the carbon cycle is true? A. Carbon storage can be long-term or short-term
B. Carbon always maintains a solid state of matter throughout the cycle
C. The production of inorganic carbon is dependent upon producers
D. All of the above are true
Please answer correctly and explain.

Examine the false statement. compounds are the smallest unit of an element that occur most commonly in nature. select the rewording of the statement that is true. a: atoms are the smallest unit of an element that commonly occur in nature. b: molecules are the smallest unit of an element or compound that commonly occur in nature. c: molecules are the smallest unit of a compound that occur on the periodic table. d: compounds are the smallest unit of an element that occur on the periodic table