In Macroeconomics, I am working on a 3-part question related to the Xinjiang Region's supply of cotton to H&M. "The Chinese government has warned clothing brand H&M it will not earn a penny in the country if it refuses to buy cotton from the Xinjiang region." The instructions for the first part:

Please address each situation, with an accompanying graph of how the market for H&M Company cotton clothing is impacted by this change in supply. Only 5.2% of H&M sales are in China. It is most important to explain the underlying reasons, the impact of cost, price, and supply and demand changes if any.Your focus is on the market for H&M clothing.

Include an accompanying graph for each of the three situations showing demand, price, and supply before and after the change effected by China.The following is the third situation:

A synthetic material is developed that is identical to cotton in every way except that the cost is considerably less.