Lucy's Baby, an Important Australopithecus Afarensis Fossil from Northern Ethiopia

Lucy's baby, an important Australopithecus afarensis fossil from northern Ethiopia, includes a complete skull, mandible, and face. What is an important outcome of this find?

A) It indicates that A.afarensishad a prolonged childhood period of slow brain growth.
B) It has a human-like skull and upper body, unlike Lucy.
C) It is the first fossil hominid child found alongside its mother.
D) Lucy's baby has a large cranial capacity but was not bipedal, drawing into question how these traits develop in childhood.
E) It sheds light on growth processes in human ancestors, including brain and dental development.

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