krystalcanseco krystalcanseco
  • 04-03-2020
  • Biology
contestada

1. Absolute ages are based on evidence from
a. key beds.
b. stratigraphy
c. index fossils.
d. radiometric dating.

Respuesta :

dannylft
dannylft dannylft
  • 04-03-2020
Answer: D. radiometric dating
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