Now fly to Shiprock, NM. To the southwest of the city you arrive at are the remnants of a volcano. Erosion has removed layers of lava and ash that once formed the volcano. All that remains in the dark instrusive rock that solidified inside and just below the volcano itself. Notice the linear features that appear like wheel spokes leading away from Ship Rock. What type of igneous body are these?

Group of answer choices

sills

plutons

dikes