A. Over the next 5 years, people in teenage years, the prime movie theatre going age, will be the fastest growing proportion of the city's population.
B. The sale of fast-food snacks and beverage represents a constantly growing share of movie theatre's profit.
C. Spending on movie CD as well as rental DVD has been increasing for the past 5 years.
D. Industrialization in the city is expected to increase the economic revitalization for the next few years.
Explanation: যদিও population বাড়ছে না, কিন্তু teenager দের number বাড়ছে, আর তারাই সবচেয়ে বেশি movie দেখে। তাই movie দেখার লোক বাড়ছে, তাই invester রা বেশি করে profit করার আশা করছে। his justifies the action of the investors given the fact that this has the potential to drastically increase the moviegoers' population.