When Baby Ian is held horizontally on his back,he sometimes makes an "embracing" motion by arching his back,extending his legs,throwing his arms outward,and then bringing his arms in toward his body.Ian is demonstrating the

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The behaviors described in the scenario are indicative of the Moro reflex, which is commonly seen in infants and involves a startle response where the baby arches their back, extends their legs, and throws their arms outward before bringing them back in toward their body. The other reflexes listed (palmar grasp, tonic neck reflex, and Babinski reflex) do not involve the same pattern of movements as the Moro reflex.

When Baby Ian Is Held Horizontally on His Back,he Sometimes