According to the result of the experiment, the sleep-deprived participants tend to recognize friendly faces as threatening due to the following except that______.
A. Their brains will malfunction in the regions of anterior insula and anterior cingulate cortex
B. Their heart rates do not respond to the order of brain about the facial expression
C. The brain"s emotional sensing region is aggressive to the neutral face and takes it as threatening
D. The body cannot receive the emotional signals from the brain because the neutral link is disconnected
Who is more susceptible to mixing threatening and friendly faces？
A police officer on duty.
B. A surgeon having performed an operation.
C. A student overloaded by homework.
D. A healthy young adult being awake for a whole night.
According to Matthew Walker, which of the following cannot be inferred from the findings？
A. Insufficient sleep will hinder a person from having a good interpersonal relationship.
B. People from developed countries tend more easily to take friends as foes than people from developing countries.
C. When you get not enough sleep recently, your heart rates become abnormal to recognize friendly faces.
D. REM sleep tends to help people get relieved from their painful memories.
In face of potential legal challenges, ______.
A. most of the companies have taken legal action to mitigate potential challenges
B. one third of the companies said they had not changed their policies
C. most of the companies have taken measures to avoid potential legal challenges
D. 47% of companies had rules protecting lesbian, gay, bisexual, and transgender workers
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