Correct Answer: Option D) West - Arabian Sea
North - Tamil Nadu: This is incorrect. Kerala shares its northern boundary with Karnataka, not Tamil Nadu. Tamil Nadu borders Kerala on the east and southeast.
East - Arabian Sea: This is incorrect. The Arabian Sea is located to the west of Kerala. On the east, Kerala shares boundaries with Tamil Nadu and small parts with Karnataka.
South - Karnataka: This is incorrect. Kerala's southern boundary is the Indian Ocean/Arabian Sea, not Karnataka. Karnataka is located to the north and northeast of Kerala.
West - Arabian Sea: This is correct. The western boundary of Kerala is indeed the Arabian Sea.
Kerala's actual boundaries are:
North: Karnataka
East: Tamil Nadu (and some parts of Karnataka)
South: Indian Ocean/Arabian Sea
West: Arabian Sea