If an archaeologist is trying to validate new evidence, then he would have to show critical thinking so, she should:
This refers to the complex analysis of a set of data through the use of available data in order to make a conclusion.
With this in mind, we can see that if the archaeologist is trying to validate new evidence using critical thinking, then he would need to conduct additional tests to try and falsify her results.
Read more about critical thinking here:
https://brainly.com/question/6034421