Which one of the following statements is  mostaccurate for law enforcement?                 a.  law enforcement agencies are employed by the court system.      b.  law enforcement officers are required to uphold the law.      c.  ordinary police officers aren't required to understand how to gather evidence.      d.  the recruitment and training of police officers is handled by the department of homeland security.

Amaster's degree candidate needs to conduct a research project for her master's thesis. she is interested in the types of junk food available to the public. she plans on going to the local convenience stores and asking the owners what types of junk food the store normally stocks and which are the biggest sellers. identifiers will not be collected. this study would fall under which of the following? a. expedited review b. exempt review c. full board review d. not human subjects