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.
A scientific theory is what you are talking about.
There is no options but dictatorship is one who takes control over the situation in the area he or she is in charge no one gets say so in the decisions that will be made there is no voting one ruler will take control example of dictatorship:Adolf Hitler