I'll give you a question, please answer with step-by-step reasoning process. Bob doesn't want to buy a plain stereo system. He wants something studio quality, with all of the what?\nOptions:\n- decorative\n- extravagant\n- speakers\n- exotic\n- bells and whistles

User
A stereo system records music. A high quality studio stereo often has bells and whistles.
The answer: bells and whistles.
Assistant