which of the following best describes a perpendicular bisector?
a. it is a line perpendicular to another line that divides the original line into four equal parts.
b. it is a line perpendicular to another line that divides the original line into three equal parts.
c. it is a line perpendicular to another line that divides the original line into two equal parts.
d. it is a line perpendicular to another line that does not divide the original line into equal parts.