This is a really easy quesiton

A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.

Need on this one asap im almost done with this subject

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m