The correct answer is C
Explanation
This sentence asks you to recognize a cause and effect relationship: a decreasing number of trees causes antelope populations to decrease. The only option in which both terms have a logical cause and effect relationship is “felling . . decrease.”
Critical Reading > Sentence Completions
Choose the word or set of words that, when inserted in the sentence, best fits the meaning of the sentence as a whole.
The ------- of trees in East Africa has caused the number of native antelopes to ------- sharply because they can live only where the forest is most dense.
(A) planting . . decline
(B) destruction . . grow
(C) felling . . decrease
(D) abundance . . dip
(E) protection . . drop
