It is divided among three countries
It has been formed due to volcano deposition.
Select the correct answer from the code given below.
Correct Answer: (a) Both 1 and 2
Solution:Borneo, island in the extreme southwestern part of the Pacific Ocean. It is the third largest Island in the world, surpassed in size by only Greenland and New Guinea, Borneo is situated southeast Asia of the Malay Peninsula in the Greater Sunda Islands group of the Malay Archipelago. The Island is divided into three countries: Indonesia (73%), Malaysia (26%), and Brunei (1%). It has been formed due to volcano deposition also. Hence option (a) is correct.