What causes the umbilical cord to wrap around a baby's neck?

What is a common risk associated with alcohol?

Last 5 benefits of physical activity and identify each benefit as either a physical mental and emotional or social benefit

9. withdrawal occurs when alcohol is removed from the system after the brain a. adapted to the continued presence of alcohol b. become physically saturated with alcohol c. become impervious to the effects of alcohol d. begun to treat alcohol as a poison