Sole plates usually support what wooden part of a structure?

Sole plates, also known as bottom plates, are foundational components in framing that provide a stable base for vertical elements within a structure. They are typically installed at the bottom of the wall framing and directly support the studs, which are the vertical members that form the structure's walls.

When wall frames are built, the studs are anchored into the sole plate, securing them in place and allowing the wall to stand upright. This connection is essential for the structural integrity of the building, ensuring that the walls can bear loads and withstand various stresses. The other options listed do not relate to the function of the sole plate directly; ceiling beams, floor joists, and rafters serve different purposes within the overall framing system. Therefore, the correct choice, which identifies the relationship between the sole plate and studs, accurately reflects basic construction principles.