When one-year-old babies were placed on an ambiguous visual cliff, about ________ crossed when their mothers put on a happy, reassuring expression.

Question

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Research shows that about 75% of one-year-old babies crossed the ambiguous visual cliff when their mothers put on a happy, reassuring expression. This suggests that infants rely on social cues, such as their caregivers' facial expressions, to make decisions about their actions in ambiguous situations.

When One-Year-Old Babies Were Placed on an Ambiguous Visual Cliff