Borax was imported by goldsmiths of Kumaun from which place ?

The correct answer is (a) Burma.

Borax is a mineral that is used in a variety of applications, including glassmaking, ceramics, and soapmaking. It is also used in the goldsmith trade to dissolve gold and silver.

The goldsmiths of Kumaun imported borax from Burma, which is now known as Myanmar. Borax was mined in Burma and then transported to Kumaun by caravan.

The other options are incorrect. Tibet is a landlocked country in Central Asia. Rajasthan is a state in northwestern India. Bhutan is a landlocked country in South Asia.