Which of the following is NOT one of the four types of volcanoes?

The correct choice is the one that identifies an option not recognized as one of the four main types of volcanoes. Cinder cones, composite volcanoes, and lava domes are all established categories characterized by their distinct shapes and eruptive behaviors.

Cinder cone volcanoes are typically built from small fragments of lava that have been ejected from a single vent, forming a cone-shaped hill. Composite volcanoes, also known as stratovolcanoes, feature steep profiles and are composed of alternating layers of lava flow and volcanic ash, making them explosive in nature. Lava domes, or volcanic domes, form from the slow extrusion of viscous lava, resulting in a dome-shaped structure.

On the other hand, the term "plateau" is more commonly used to describe a flat or gently sloping elevated area formed by geological processes over time, rather than a specific type of volcano. While some volcanic plateaus exist, they are classified differently due to their broader characteristics and formation processes. Therefore, the term "plateau" does not fit within the specific classification of volcanic types, leading to its identification as the correct answer to this question.