What is the primary difference between an internal audit and an external audit in a GxP quality system?
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A
Internal audits are conducted by the organization's own staff to evaluate their own systems; external audits are conducted by customers, regulators, or other outside parties
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B
Internal audits cover manufacturing operations only; external audits cover quality systems only
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C
Internal audits are always unannounced; external audits are always scheduled in advance
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D
Internal audits always result in CAPA; external audits always result in regulatory action