Researchers Asked Students About Their Initial Recollections a Few Days

Researchers asked students about their initial recollections a few days after the space shuttle Challenger explosion and then two and a half to three years later. The results showed that

A) nearly half of students had a memory that was entirely different from the initial recollection.
B) most memories showed changes with the passage of time, and about one-third showed dramatic changes.
C) most accounts were very accurate even after three years.
D) most students forgot that the event occurred, until researchers reminded them.