Answer:




Explanation:
A secant is a straight line that intersects a circle at two points and is drawn from outside the circle.
Therefore, the secant in the given diagram is
.
A tangent is a straight line that touches a circle at only one point and is drawn from outside the circle.
Therefore, the tangent in the given diagram is line b.
The point of tangency is the point where the tangent meets the circle.
Therefore, the point of tangency in the given diagram is point B.
A circle is named by the point of its center.
As the center of the given circle is point A, then the name of the circle is Circle A.