The BEST definition for mouthing behavior would be any instance of Luke.
A. placing his mouth on any object for at least 5 seconds.
B. placing his open mouth on a non-nutritive object or placing a non-nutritive object in his mouth.
C. making contact with his mouth to any non-nutritive object.
D. mouthing a non-nutritive item for 3 or more consecutive instances within a 30 second interval.
The BEST definition for mouthing behavior would be any instance of Luke.
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The BEST definition for mouthing behavior would be any instance of Luke.
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