Which of the Following Definitions Would Be Considered a Narrow

Which of the following definitions would be considered a narrow definition of forensic psychology?

A) Forensic psychology is the research and application of psychological knowledge to the legal system.
B) Forensic psychology is the research endeavor that examines aspects of human behavior directly related to the legal process and the professional practice of psychology within a legal system that embraces both civil and criminal law.
C) Forensic psychology is the application and practice of psychology as it pertains to the legal system.
D) Forensic psychology refers to professional practice by any psychologist working within any subdiscipline of psychology when applying the scientific, technical, or specialized knowledge of psychology to the law to assist in addressing legal, contractual, and administrative matters.