Final answer:
The facial nerve, also known as cranial nerve VII, allows you to cry.
Step-by-step explanation:
The cranial nerve that allows you to cry is the facial nerve. The facial nerve, also known as cranial nerve VII, controls the muscles of facial expression, including those involved in crying. When you experience an emotional response, such as sadness or joy, the facial nerve stimulates the lacrimal gland to produce tears, which then flow out of your eyes.
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