Which type of immunity occurs when antibodies pass from mother to fetus via placenta or from mother to baby via breast milk?

Naturally acquired passive immunity is a type of immunity that occurs when antibodies pass from mother to fetus via placenta or from mother to baby via breast milk. This occurs when a person (or a baby) is exposed to a live pathogen (which came from the mother), and develop a primary immune response which may then lead to immunological memory. 

Antibodies, immunity occurs when a mother breastfeeds her baby.

Explanation:

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currents is the correct answer.

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