The better-watered volcanic islands, where the economy is based on agriculture, are known as:

a. high islands.

b. low islands.

c. melanesian islands.

d. micronesian islands.

The better-watered volcanic islands, where the economy is based on agriculture, are known as high islands. A high island is also know as a volcanic island. To be classified as a high island the island itself must be of volcanic origin. Low islands differ from high islands in that they have formed from volcanic activity and usually do not have any activity present.