Who’s the first known human?

Australopithecus afarensis lived between 3.9 and 2.9 million years ago, and is considered one of the earliest hominins—those species that developed and comprised the lineage of Homo and Homo's closest relatives after the split from the line of the chimpanzees.

pls mark brainliest

Explanation:

answer; i believe its echoic memory,it is believed to last three to four seconds; good luck

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