Which one of the following statements with regard to volcanoes is not correct?

• A. Stratovolcanoes produce lava flows that initially follow valleys but are highly resistant to erosion.
• B. The surrounding areas can remain highlands, lava ridges or mesas.
• C. Hawaiian shield volcanoes are eroded by steams that form deeply carved valleys with steeply sloping heads.
• D. The system of streams on a dissected volcano cone is not a radial drainage pattern.