Martin drew a pair of perpendicular lines and a pair of parallel lines. which of these statements best compares the pairs of perpendicular and parallel lines?
A: perpendicular and parallel lines have their lines extending in one direction only.
B: perpendicular and parallel lines always have a common endpoint.
C: perpendicular lines are lines that intersect at right angles, and parallel lines are lines that never meet.
D: perpendicular lines have only one point lying on them, and parallel lines have no points lying on them.
A: perpendicular and parallel lines have their lines extending in one direction only.
B: perpendicular and parallel lines always have a common endpoint.
C: perpendicular lines are lines that intersect at right angles, and parallel lines are lines that never meet.
D: perpendicular lines have only one point lying on them, and parallel lines have no points lying on them.