Radioactive dating involves determining which of the following?

Radiometric dating or radioactive dating is a technique used to find materials such as igneous or gas, in which look impurities were selectively incorporated when they formed. The method compares the abundance of a naturally occurring radioactive isotope within the material to the abundance of its decay products, which form at a known constant rate of decay.

Iam pretty sure it is c. 2000 bce

Answerstratovolcanoes///near or in the ring of fire;