What feature would you use to pattern a curve in NX?

To pattern a curve in Siemens NX, the most appropriate feature to use is the Pattern Curve functionality. This tool specifically allows users to replicate a curve along a defined path or at specified intervals. By leveraging this feature, one can effectively create multiple instances of the original curve in various orientations or positions.

The other options do offer significant capabilities in NX, but they pertain to different types of objects or operations. For example, Pattern Feature is typically used for features such as holes or extrusions rather than curves, while Pattern Geometry is more relevant for whole geometries rather than just curves. Similarly, Pattern Face is intended for replicating surface features. Therefore, when focusing specifically on curves, using Pattern Curve is the best choice for efficiently duplicating the desired geometry.