To increase productivity and prevent workers from leaving early, Company Z instituted a strict attendance policy dictating that all employees be present at work from 9 a.m. to 6 p.m. unless they are called away by an emergency. Six months after the policy had been implemented, however, internal analysis revealed that overall productivity during work hours had declined.
Which of the following, if true, would best explain why the policy produced the reverse of its intended effect?
【选项】
Before the implementation of the policy, no one who worked at Company Z had ever experienced an emergency.
选项是否正确？