Question

of volcanic island arc forms alongside a tectonic plate boundary one blank plate beneath another one the volcanic islands form on the blank plate which two words best fill in the blanks
A.) continual; overriding
B.) oceanic; subducting
C.) continual; subducting
D.) oceanic; overriding

Answer 1

The correct choice to fill in the blanks is:

B.) oceanic; subducting

So the complete sentence would read: "An volcanic island arc forms alongside a tectonic plate boundary one oceanic plate beneath another one the volcanic islands form on the subducting plate."