The correct answer is A. Granite.
Igneous rocks are formed when magma or lava cools and solidifies. Granite is a type of igneous rock that is composed of quartz, feldspar, and mica. It is a common rock type found in the Earth’s crust.
Limestone is a type of sedimentary rock that is composed of calcium carbonate. It is formed when the remains of marine organisms, such as coral and algae, accumulate on the seafloor and are buried over time.
Slate is a type of metamorphic rock that is formed when shale is subjected to heat and pressure. It is a common rock type used for roofing and flooring.
Quartzite is a type of metamorphic rock that is formed when sandstone is subjected to heat and pressure. It is a hard, durable rock that is used for a variety of purposes, including countertops and flooring.