Think about what you learned about the culture of Northeast and Southeast groups. Which of these characteristics are things that many Northeast and Southeast groups had in common?
Check all of the boxes that apply.

A C and D

Explanation:

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radioactive dating, also known as  radioisotope dating  is a process that in  estimating the approximate  age  of  rocks. these data can be analyzed from  the studies dealing with the  decay of the radioactive elements that are present in these rocks. in nature, there are a few types of materials or atoms which are quite unstable and they spontaneously decay or breakdown to form other kinds of atoms.