Answer:
C. It prevents flooding around the Tennessee-Tombigbee Waterway.
Explanation:
That statement is true.
To complete one biochemical cycles, the elements need to move through both Abiotic and biotic reservoir.
In this case, abiotic region includes non-living pathways that the cycles have to move through, such as water, soil, atmosphere, air, etc.
And the biotic region includes all living organism that the cycles have to move through, such as human, plants & perspiration and secretion
The answer is "reward theory of attraction".
The Reward theory of attraction says we like the individuals who like us and give us compensating encounters. Individuals that truly compensate us are individuals who solicit little from us consequently. For instance you may feel remunerated when somebody you are pulled in to all of a sudden grins at you. It is soliciting next to no from you to restore the grin to make that individual your companion.