Answer:
The Deccan trap is important for India as a physical division because they are violent precipitations of terrain that separate a plateau. However, it is not a major division because it only covers a fraction of the west Indian coast and doesn't separate the country from another one.
Explanation:
The reasons behind this answer are that in the first place the Deccan Trap covers only almost 30% of the west Indian coast, which is not very much. Also, because it doesn't separate India from another country. Thus, it is not a major important area for India. to be a major division it would have to separate India from another country.