An ELISA test detects IgM antibodies specific for Influenza B Virus. What does a POSITIVE result most accurately indicate?

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A POSITIVE result is inconclusive and requires further testing to determine infection status

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A POSITIVE result confirms the presence of IgG antibodies, which are specific for Influenza B Virus

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A POSITIVE result indicates a past infection with Influenza B Virus

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A POSITIVE result suggests a current or recent infection, as IgM is typically the first antibody produced during a new infection

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