Which of the following statements holds good for every circle?
(a) The tangent at any point of the circle makes an angle of 45∘ with the radius through that point.
(b) The tangent at any point of the circle is parallel to the radius through that point.
(c) The tangent at any point of the circle is perpendicular to the radius through that point.
(d) The tangent at any point of the circle bisects the radius through that point.