Which of the Following Is Not a Reason Provided by Tulving

Which of the following is not a reason provided by Tulving as to why scientists propose
Multiple, and not a single, memory systems?

A) a multiple memory system lacks heuristic value
B) a multiple system is simpler to construct than a single system
C) there are specifics, and not generalities, about memory
D) the presence of dissociations suggest that multiple systems are involved in memory