How is india distinct from the rest of asia?
a. it is a landmass.
b. it is a peninsula.
c. it is a subcontinent.
d. it is an outcropping.

India is not the only landmass in Asia. That doesn't even make sense. Although India has outcrops, it doesn't fully consists of it. And it also isn't the only peninsula, since we have the Malay and the Qatar peninsula.

c.It is a subcontinent.  

This is the only correct one. Asia has no other subcontinent and "The Indian subcontinent is a term mainly used for the geographic region surrounded by the Indian Ocean"

C. It is a subcontinent

b toward the volcano.landward. the landward side of something is the side nearest to the land or facing the land, rather than the sea.

answer; i believe the correct answer is benjamin harrison;