Bobby describes two lines to Frank, telling him that beginning at point A, line #1 goes up 3 units and to the right 8 units, while line #2 (also beginning at A) goes down 8 units and to the right 3 units. What can Frank conclude about the two lines? A They are skew lines.
B They are parallel lines.
C They are perpendicular lines.
D He does not have enough information to make a valid conclusion.