The Clue Diamond : Export :: Oil : ___ (for India)
The Answer IMPORT
The clue compares diamond and oil in the context of India's trade. India is known for exporting diamonds, as it has a strong diamond-cutting industry. In contrast, India imports most of its oil because it does not produce enough to meet its needs. Therefore, the answer "IMPORT" fits perfectly, highlighting the different roles these resources play in India's economy.