It is called experimenter bias
experimenter bias refers to the cognitive bias that held by researchers that might cause them to subconsciously influence the outcome of the experiment.
The most likelt cause of this bias is a situation where experimenters held a certain belief or expectation for the outcome of the experiment.
The co ordinates are in India, Asia
Under the Indian construction law approved
Answer:
Therefore, one way in which historians can establish the authenticity of a primary source is by comparing the source to other established sources from that time period.
Explanation: