What Happened in the Study Described in Your Textbook on Iconic

Multiple Choice

What happened in the study described in your textbook on iconic memory when the delay between the presentation of the letters and when subjects are asked to recall the letters is increased to one second?

A) Memory of the letters is reduced to an average of four letters.
B) Memory of the letters is increased to an average of four letters.
C) Memory of the letters is increased to an average of nine letters.
D) Memory is not affected.