Pair 1 is correct:Gold in the Indus Valley Civilisation (IVC) was primarily sourced from:
Kolar Mines (Karnataka). Iran was also the source of gold for the Harappans.
Pair 2 is correct:Tin was an important metal used for making bronze (copper + tin alloy).
It was imported from Afghanistan, particularly from Balkh.
Pair 3 is not correct: Lapis lazuli was a highly valued blue semi-precious stone. It was mainly sourced from Badakhshan (Afghanistan), not Iran. Harappans used lapis lazuli for making beads, ornaments, and seals.
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