Tom often smokes while studying in his apartment. of course, he cannot smoke during his exams. this may make retrieval of the material more difficult because of

The appropriate response is the state-subordinate memory. It is the learning is the marvel through which memory recovery is most proficient when an individual is in an indistinguishable condition of cognizance from they were the point at which the memory was shaped. 
The term is regularly used to depict memory recovery while in conditions of awareness created by psychoactive medications – most ordinarily, liquor, yet has suggestions for temperament or non-substance instigated conditions of cognizance also.