单选题：At 95 decibels, people's reaction to decision making decrea

题目内容：

At 95 decibels, people's reaction to decision making decreased by 53%. A．Right
B．Wrong
C．Not mentioned

参考答案：

答案解析：

以下针对全局变量的叙述错误的是

以下针对全局变量的叙述错误的是 A．用extern说明符可以限制全局变量的作用域 B．全局变量是在函数外部任意位置上定义的变量 C．全局变量的作用域是从定义位置

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The passage suggests that learning to speak and leaming to fide a bicycle are _

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