It can be related but as we say in social science, correlation is not causation.
As such, D is correct as some believe that using suicide bombing is their way of fulfilling a sacred duty. Suicide bombing is merely the vehicle by which they are fulfilling, however misguided, their religious duty.
Under a monarchy, the power to make political decisions is in the hands of one person, usually called a King or Monarch.
i dont know,maybe the person below will give you the answer
Improvements and construction of roads and canals.