Social Studies, 18.09.2019 02:00, smarty5187

When archaeologists study an excavation site objects found closer to the surface are?
a. often as damaged as those found below them
b. impossible to date with any accuracy
c. unlikely to contain radioactive material
d. not as old as those found in deeper layers

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When archaeologists study an excavation site objects found closer to the surface are?
a. ofte...