Which is true regarding chords and diameters of circles?
A- Both cords and diameters have two e points on a circle. Diameters must intersect the center of a circle .
B- Both chords and diameters have two endpoints on a circle. Chords must intersect the center of a circle.
C- Chords have two r points on a circle. Diameters have one endpoint on a circle and one at the center.
D- Chords have one end point on a circle and one at the center. Diameters have two endpoint on a circle.