The demand for mica, used in the electronics industry, is increasing. It is found in:

Upper Assam
Central Assam
Karbi Anglong and neighboring areas
Barak Valley

The correct answer is: c) Karbi Anglong and neighboring areas.

Mica is a mineral that is used in a variety of products, including electronics, insulation, and roofing. It is found in many parts of the world, but the largest deposits are in India. The Indian state of Assam is home to some of the world’s richest mica deposits. The mica found in Assam is high quality and is used in a variety of products, including smartphones, laptops, and cars. The demand for mica is increasing due to the growing use of electronics. The demand for mica is expected to continue to grow in the coming years.

Option a) Upper Assam is incorrect because there are no major mica deposits in this region.

Option b) Central Assam is incorrect because there are no major mica deposits in this region.

Option d) Barak Valley is incorrect because there are no major mica deposits in this region.