Findings of Finely Shaped Bones Dating from More Than 70,000

Findings of finely shaped bones dating from more than 70,000 years ago in South Africa's Blombos Cave suggest that

A) anatomically modern humans were good toolmakers but terrible artists.
B) australopithecines had the ability of symbolic thought.
C) scientists need to be careful with tampered evidence about the emergence of culture.
D) anatomically modern humans had the ability, as early as 70,000 years ago, of symbolic thought.
E) bones were used for their functional, not aesthetic, value.