一道完成一段话的题目！

recently

18. The television documentary went beyond the save-the-wildlife pieties of some of those remote from East Africa and showed that in a country pressed for food, the elephant is a pest, and an intelligent pest at that. There appears to be no way to protect East African farms from the voracious foraging of night-raiding elephant herds. Clearly this example illustrates that ______

Which one of the following most logically completes the paragraph?

(A) the preservation of wildlife may endanger human welfare

(B) it is time to remove elephants from the list of endangered species

(C) television documentaries are incapable of doing more than reiterating accepted pieties

(D) farmers and agricultural agents should work closely with wildlife conservationists before taking measures to control elephants

(E) it is unfair that people in any country should have to endure food shortages

himba

I think the answer is A. Pay attention to the tone.