What Two Interests Were Balanced by the U

What two interests were balanced by the U.S. Supreme Court in the establishment of the reasonable suspicion standard?

A) The letter of the law and the spirit of the law
B) The "temporary" detention, which is not protected by the Fourth Amendment and an arrest, which is covered by the Fourth Amendment.
C) The rights of society at large to be safe from criminal activity and the rights of a police officer to protect society from harm
D) The need for swift action by the police to investigate and detect crime and the modest intrusion on individual privacy