Answer:
Explanation:
While every case is unique, the most common causes of train accidents include: Negligence. Human error. Reckless pedestrians and drivers.
...
Negligence. ...
Human Error. ...
Reckless Pedestrians & Drivers. ...
Mechanical Failure. ...
Speedy Trains. ...
Defective Tracks. ...
Derailments. ...
Unprotected railroad crossings.
The 
would enable a woman to assess a man's level of commitment, detect the existence of prior commitments to other women or children, and simultaneously signal to the man her sexual fidelity.
This is similar to the symptom of schizophrenia called inappropriate affect. An inappropriate effect is an emotional expression that is inadequate or inharmonious with the situation or the event that is taking place, due to its intensity or quality. In Tourette disorder, the person cannot regulate this symptom despite being aware of the inappropriateness of his message and behavior.
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Indicates that blind children who have never observed others demonstrate normal facial expressions of emotion. Facial expressions are the movement of the facial muscles that the person performs to express emotions, this is done in an innate way, that is, we are born with the knowledge to perform facial expressions. This explains why blind people express emotions through facial expressions, and because we use the same facial expressions to demonstrate emotions throughout the world.
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