An uncommon, unexpected, or an individual drug response thought to result from a genetic predisposition is called idiosyncratic reaction. These are also called type B reactions. They are side effects that happens rarely and mostly cannot be predicted. One example is an asthma attack due to the reaction to aspirin.
Answer: b) Dissociation theory
Explanation:
Dissociation theory is defined as the concept that states that a hypnotized person is subjected to separate its consciousness into streams.Thus, control system of brain is voluntarily split.
According to the question,dissociation theory of hypnosis is describing situation of hypnotized Tiffany ,where she feels as if some thinking ability and control part of her brain was monitored by hypnotist.
Other options are incorrect because role theory, state theory and alter theory is not suited with situation of Tiffany's hypnosis. Thus, the correct option is option(b).