1. The police have called you and left a message on your voice-mail, in which they asked you to come in to the local police station to "ask you some questions about a theft of a valuable necklace that occurred during a party you attended on the weekend."They state that "you are not under arrest," and "you are not a suspect."At this point, you:

a.Do not have to go in, and do not have to talk to them.

b Do have to go in, and you do have to answer their questions.