Given the potential for language-based communications in activities such as cooperative hunting and the manufacture of complicated tools,and given brain size within the low H.sapiens range,it seems plausible to assume that Au.boisei had rudimentary speech.

Question

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Au. boisei, a species of Australopithecus, is not generally believed to have had the capability for rudimentary speech, especially given its brain size and structure, which were significantly different from those of Homo sapiens. The development of speech is more closely associated with later hominins, particularly those within the genus Homo, such as Homo sapiens, who have a more complex brain structure and larger brain size conducive to language skills.

Given the Potential for Language-Based Communications in Activities Such as Cooperative