video1.0<iframe src="https://www.loom.com/embed/ce0fb925d4414808a5742ed51750c03f" frameborder="0" width="962" height="721" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>721962Loomhttps://www.loom.com721962https://cdn.loom.com/sessions/thumbnails/ce0fb925d4414808a5742ed51750c03f-00001.jpg102p: Line l in the xy-plane contains points from each of Quadrants II, III, and IV, but no points from Quadrant I. Which of the following must be true? a: The slope of line l is undefined. ; The slope of line l is zero. ; The slope of line l is positive. ; The slope of line l is negative. ;