A line is represented by the equation y = 3x – 7. Which statement about the line is TRUE?
 A. 
 The y-intercept is 7.
 B. 
 The line has a positive slope.
 C. 
 The point (1, 4) lies on the line.
 D. 
 This line is parallel to the line whose equation is y = 2x – 7.