Which of the Following Best Describes Seamounts and Islands of the Deep

Multiple Choice

Which of the following best describes seamounts and islands of the deep ocean basins?

A) andesitic pyroclastic rocks submerged when the mountains sank below sea level
B) domed gabbro intrusions and massive, submarine, rhyolitic, pyroclastic cones
C) piles of basaltic lava flows built up from the ocean floor by multiple summit and flank eruptions
D) huge granite batholiths intruded beneath the ocean floor