Which Event That Occurred About 100,000 Years Ago Possibly Marked

Multiple Choice

Which event that occurred about 100,000 years ago possibly marked the start of modern language as we know it (Corballis, 2004) ?

A) The start of human migration to different continents
B) The development of sophisticated hand tools
C) A critical mutation in the FOXP-2 gene
D) The end of the last Mesozoic era