The correct answer is: C. Small, flat, rectangular pieces of material used for roofing or siding
A shingle is a small, flat, rectangular piece of material used for roofing or siding. Shingles are typically made of wood, asphalt, or metal, and they are laid in overlapping rows to create a watertight barrier. Shingles are one of the most common types of roofing material, and they are used on both residential and commercial buildings.
Option A is incorrect because shingles are not made of wood. Option B is incorrect because shingles are not made of asphalt. Option D is incorrect because shingles are not a type of sedimentary rock.