Answer:
D. Support
Step-by-step explanation:
I used process of elimination. All the other answers were not fit.
Lets take a look at the other possibilities.
A... All in all, the farmers help recycle nature’s structure.
B... All in all, the farmers help love nature’s structure.
C... All in all, the farmers help decorate nature’s structure.
All of the possible answers above are not accurate so answer D is the correct answer.