PracticeCognitive DomainOne scored question.An interviewer says a subject’s crossed arms prove concealment. What is wrong with that?Crossed arms are an established indicator of honesty rather than concealmentNothing is wrong; body language reliably indicates what a person is hidingThe reading is correct, but only when the interviewer has formal trainingA single behavior, without baseline or corroboration, supports no conclusionKeys 1 to 4Tested in Baseline Before Interpretation