I think it is D but I'm not sure, however, 4 seems pretty right.
Carbon dioxide is the only that get filtered through each of those cycles
A seedling is a young plant sporophyte creating out of a plant incipient organism from a seed. Seedling improvement begins with germination of the seed. A common youthful seedling comprises of three fundamental parts: the radicle, the hypocotyl, and the cotyledons.
The correct answer for the question that is being presented above is this one: "d. all of the above." Fossil fuel dependence is associated with environmental consequences, economic consequences, and <span>development hindrances. </span>