Check here for instructional material to complete this problem. Let n be the number of oil refineries at t years since 2004. A reasonable model of the number of oil refineries is n = - 2.69t + 165.02. a. What is the slope? What does it mean in this situation? b. What is the n-intercept? What does it mean in this situation? c. Predict the number of refineries in 2014. a. What is the slope? m= What does the slope mean in this situation? O A. It means that the number of refineries is decreasing by about 2.69 per year. O B. It means that the number of refineries is decreasing by about 165.02 per year. O C. It means the number of refineries in 2004 was about 2.69. D. It means the number of refineries in 2004 was about 165.02. b. What is the n-intercept? (Type an ordered pair.)