(will mark brainliest + 30 points)

which step is the same in the construction of a perpendicular line through a point on a line and the construction of a perpendicular line through a point off a line?

a.) create only one arc on the original line.
b.) create two arcs on the original line.
c.) place the compass on a point off the original line.
d.) place the compass on a point on the original line.