<prompt> Basis of reliability of information of patient provided by informants depend on all except:Biological relationshipEducational statusConsistency of informationDuration of stay with patient  <response>: HISTORY TAKING Role of informants is much impoant to make diagnosis sometime The informant should fulfill 5 Cs to be called as reliable. Consistency - history given by informant remains consistent Coherence - history make sense when put together Chronological information Closeness with patient Concern with patient 