What does this information about african-american politicians tell you about what life was like for african americans during reconstruction?

They could vote and they can also run for public office.

Explanation:

During the first time of reconstruction african - americans were able to vote and run for public office. Some major chanllenges that african - americans must face during reconstruction were for example, that whites didn't see them as equals. Then, southern governments and organizations was involved in politics dangerous or life-threatening. Besides, african - american had no resources after they were emancipated ( because they had no land, money, education, etc.)

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.

ba geologist finds four sedimentary rock she determines that no geologic events have shifted the layers she labeles them a,b,c,dbfrom top to bottom