Which describes the autonomic nervous system? A. causes the blood vessels to relax or constrict B. helps you respond to the ringing of a phone C. makes it possible to run and jump D. allows you to use - QAmmunity.org

Which describes the autonomic nervous system? A. causes the blood vessels to relax or constrict B. helps you respond to the ringing of a phone C. makes it possible to run and jump D. allows you to use

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