Statement : The Supreme Court of India has temporarily banned the sale of firecrackers in the National Capital Region with the idea to test whether it cuts the deadly pollution levels seen in Delhi during and after Deepavali. Assumptions :
I. The pollution level in Delhi and the National Capital Region have increased at an alarming rate and imposing ban on fire crackers is the only way to ensure that the pollution levels are controlled.
II. A ban made in the National Capital Region ensures that the other states aiming for better development follow the suit and eventually proceed towards ban for the betterment of the state.
III. Since the ban came just about 10 days before the festival, it will be tough to impose the ban on an industry that has already produced stocks to order.
IV. There are chances of upliftment of the ban on the sale of crackers in Delhi and National Capital Region. Which of the given assumption(s) is(are) implicit in the above statement?