Find the slope and y-intercept of the line.

Coordinate graph showing a line through points left-parenthesis negative 4 comma 3 right-parenthesis and left-parenthesis 4 comma 3 right-parenthesis.
A. slope = 3; y-intercept = 3
B. slope = 0; y-intercept = 3
C. undefined slope; y-intercept = 0
D. undefined slope; y-intercept = 3