The most basic unit in the brain and nervous system of a human being is the

a. nerve

Based on the available research, we can conclude that:

A) listening to particular kinds of music can trigger suicide. B) failed suicide attempts may trigger listening to particular kinds of music. C) teenagers are usually listening to particular kinds of music when they commit suicide. D) sometimes listening to particular kinds of music is related to suicide attempts.

According to public health experts, not vaccinating a child _____ the risk of expected severity if the child contracts particular diseases

a. increases b. decreases c. does not influence d. nullifies