Question

How does democracy emprove the quality of decision making

Answer 1

Because in democracy they involves a number of peoples (representative) that clears the all doubts so democracy provides a better decision.

Answer 2

 

The government best knows what to do. If people give their decisions to be looked over then there might be difficulty to the government to proceed with any particular matter which gets discussed. It's enough that the government looks over the matter on its own and make decision for the betterment of the country.