Definition of mutism. : the condition of being unable to speak whether from physical, functional, or psychological cause.
Adolescents rushing to become adult have pushed the government reconsider the age of responsibility. Therefore, 21 is the age of responsibility taking account: decision making, impulse control and maturity. To begin with, the age of responsibility is defined by a persons decision making. Poor decisions at times lead teenagers to more dangerous/complicated situations.
(9) attempts to cause or intentionally, knowingly or recklessly causes serious bodily injury to a child less than 13 years of age, by a person 18 years of age or older. (b) Grading.--Aggravated assault under subsection (a)(1), (2) and (9) is a felony of the first degree.