Which statement best describes a B-spline?

A B-spline is best described as a method for creating highly flexible and smooth curves. This characterization stems from the fundamental properties of B-splines, which utilize piecewise polynomial functions that can represent complex shapes and curves with great accuracy and continuity.

B-splines are constructed from a basis of polynomials, which are defined over a series of intervals, allowing for local control of the curve. This means that adjusting a single control point will only affect the portion of the curve that is influenced by that control point, offering a high degree of flexibility in shape manipulation. Moreover, B-splines can maintain a high level of smoothness, as they can be defined over multiple segments that are joined in a way that ensures continuity in position, first derivative, and sometimes higher derivatives.

Through this combination of local control and continuity, B-splines are widely used in computer graphics, CAD (computer-aided design), and other applications where smooth and adaptable curves are essential in accurately representing complex geometries. This is why the correct option underscores the capability of B-splines to create curves that are not just precise but also exhibit a desirable level of smoothness and flexibility, distinguishing them from other methods that might offer lesser smoothness or rigid representations