Despite insisting that his story was true, the witness shifted uneasily in his chair and avoided eye contact with the prosecuting attorney

The answer is Uncover errors  

Explanation:

An error is an absence of understanding or equalization. In the event that there is an inconsistency between the cash you earned and the number on your paycheck, you should whine to your manager. There is a disparity when there is a contrast between two things that ought to be similar. The inconsistency is in some cases wrongly utilized where the divergence is implied. An error exists between things which should be the equivalent; it very well may be little however is generally huge. A divergence is a huge distinction between quantifiable things, for example, age, rank, or wages.the state or nature of being discrepant or in contradiction, as by showing a startling or unsatisfactory contrast.

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