A-A+
In paragraph 2 such a reaction refers back
问题详情
In paragraph 2, "such a reaction" refers back to_____.
A．making a choice between "flight or fight"
B．reaction to stress both chemically and physically
C．responding to crises quickly
D．losing heart at the signs of difficulties请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：B
解析：根据文中第三段的第四句话“When exposed to stress，in whatever form，we react both chemically and physically．”可知，不论面对什么形式的压力，我们都会起化学和生理反应。因此B项为正确答案。
