本题目来源于试卷: IB Psychology HL Cognitive Approaches to Human Behaviour，类别为 IB心理学
[单选题]
Which of the following bexwwn r a6(neq l(r:7l8st describes the capacity of s,-fl 1oj suui/)dt+;wt uxdk(rs,k(nhort-term memory?
A. Unlimited
B. An average of 7±2 items
C. May change due to individual differences
D. Cannot be identified
参考答案: B
本题详细解析:
B is the correct answer. According to the multi-store model, short-term m+u l c3 7zyhvujzl:*k6ms3sk(emory has a limited capacity, typically estimated at about 7 ± 2 items (Miller's law).
It is not considered unlimitekus*6ll(zzkju 3c s 3h+ :mv7yd (A), varies individually (C), or unidentifiable (D).
| 
