C because in a command economy the government controls all aspects of that countries (or place) economy.
Buddhism gradually lost its popularity in India because it grew increasingly remote from the population at large. Now, almost 80% of the population is Hindi, their religion is mostly Hinduism.
It has became the greatest challenges in developing
constitution, and in order to resolve these challenges, the father of constitution
he had use the condition of informed method in which he had gained success in
the constitutional challenges that had come in their way.