The artifacts found at the Blombos Cave tell us what about the development of Homo sapiens?
A. Homo sapiens used cave paintings to communicate with one another before they acquired language.
B. Homo sapiens used language to create intricate tools and objects of decoration while still living on the African continent.
C. Homo sapiens used a complex set of gestures before they acquired language, which enabled them to create sophisticated tools.
D. Homo sapiens only developed language after they left Africa and began to people the world.
Answer: B
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