Since 2000, the hypotheses that McBrearty and Brooks first presented about the Middle Stone Age (MSA) have been strengthened by archaeological evidence. According to this particular body of work, which of the following statements are true of MSA people?a -They had large social networks.
b -They had symbolic behavior.
c -They did not exhibit complex adaptive technologies, such as the creation of bone tools, shelters, and hearths.
d -They did not make use of personal adornment or decorations as later hominins did.
e -Their behavior was of comparable complexity to the behavior of Homo ergaster.
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