Which of the Following Evolutionary Anatomical Developments from Apes to Humans

Multiple Choice

Which of the following evolutionary anatomical developments from apes to humans seems to have most greatly facilitated humans' capacity for sophisticated spoken language?

A) increased size of left inferior frontal gyrus
B) increased size of left lateral temporal areas
C) increased connectivity within inferior frontal and lateral temporal areas
D) increased connectivity between inferior frontal, lateral temporal, and inferior parietal areas