TOEFL Reading: ETS-TOEFL阅读机经 - T30M17160TDRJS34L$

According to paragraph 4, what difficulty do leaf-eating animals have in a dipterocarp forest? A. There is no efficient method of obtaining from one tree to another. B. There is a large gap between trees that have edible leaves. C. Leaves of most trees locates very high tree trunk so it makes animals difficult to reach. D. Dipterocarp trees have less leaves than those of other canopy trees.