Respuesta :
Answer;
-A. afarensis, A. africanus, H. habilis, H. neanderthalensis
Explanation;
-The expansion of the hominid brain begun with the genus Homo. The brain of the earlier hominid genus Australopithecus had a volume of about 400 cubic centimeters, not much larger than that of the great apes.
-Throughout human evolution, the brain has continued to expand. Estimated average brain masses of A. afarensis (435 grams (0.96 pound)), A. africanus (450 grams [0.99 pound]), and H. habilis (600 grams [1.32 pounds]).
Answer
-A. afarensis, A. africanus, H. habilis, H. neanderthalensis
Explanation
The development of the brain in hominid species enabled the homids to make and use tools , communicate using sign languages and develop into species that have self-awareness and creativity. This expansion of the brain influenced lifestyle and social structure of these species. The Homo ergaster had a brain capacity of 900 cc, 600 cc for the Homo habilis and 1500 cc for Homo neanderthalensis.