Cissy Looks Up a Number in the Phone Book, Pushes

Multiple Choice

Cissy looks up a number in the phone book, pushes the book away, and then dials the number. Why does she discourage any interruptions during this process?

A) Information lasts only 20-30 seconds in short-term memory.
B) Information lasts only 5-6 seconds in short-term memory.
C) Information can only last a minute or so in short-term memory.
D) Short-term memory can only hold one or two items.