In His Studies of Iconic Memory,George Sperling Found That Participants

Multiple Choice

In his studies of iconic memory,George Sperling found that participants could remember more items from an array if:

A) there was a one-minute delay between presentation of the array and recall.
B) a tone was played at the very start of each trial to catch their attention.
C) after the array disappeared,a tone was played to indicate which row to recall.
D) they were instructed to recall all of the items,rather than just a specific row.