How Was It Demonstrated That the Implicit Memory System Seemed

Multiple Choice

How was it demonstrated that the implicit memory system seemed to be functional in the famous patient known for years as H. M.?

A) If H. M. actively repeated a string of numbers, he could hold the information in short-term memory for an hour or more.
B) When given the same logical puzzle to solve for several days in a row, H. M. was able to solve the puzzle more quickly each day.
C) Under hypnosis, H. M. was able to remember events in his life after his surgery.
D) Over a period of years, H. M. gradually got to the point where he was able to remember the name of his doctor.