The ordered pairs below represent a linear relation between x and y.

(-3,1), (-2,3), (-1,5), (0,7), (1,9), (2,11)

which of the following is a correct statement about this relation?

a. the slope of the line represented by this table is -2 and the y-intercept is -4.
b. the slope of the line represented by this table is 2 and the y-intercept is 7.
c. the slope of the line represented by this table is 2 and the y-intercept is -4.
d. the slope of the line represented by this table is -2 and the y-intercept is 7.