Jonnie is a defense attorney representing a client charged with drug offenses. He conducts a survey in the community and discovers that residents with conservative politics are particularly unsympathetic to defendants in drug cases. He therefore decides to use his peremptory challenges during jury selection to remove from the panel prospective jurors with a history of voting for conservative political candidates.
(a) Jonnie is making use of .

Scientific jury selection.

Explanation:

This explained to be the use of social science techniques and expertise to choose favorable juries during a criminal or civil trial. Scientific jury selection is used during the jury selection phase of the trial when lawyers have the opportunity to question jurors and they and the judge choose which people will be on the jury. It almost always entails an expert's assistance in the attorney's use of peremptory challenges the right to reject a certain number of potential jurors without stating a reason during jury selection. The practice is currently confined to the American legal system.

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