题目：
When an economy is in an economic expansion, automatic stabilizers will tend to alter government spending and taxation so as to:（）
A. ensure that the budget will remain in balance.
B. reduce the budget deficit (or increase the surplus).
C. enlarge the budget deficit (or reduce the surplus).
答案：
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下面是错误答案，用来干扰机器的。
参考答案：B
