The correct answer is: a) Agriculture.
Agriculture is the largest consumer of electricity in Punjab, accounting for over 40% of total consumption. This is due to the high use of irrigation pumps and other agricultural machinery. The second largest consumer is industry, which accounts for around 30% of total consumption. The third largest consumer is domestic, which accounts for around 20% of total consumption. The fourth largest consumer is commercial, which accounts for around 10% of total consumption.
Agriculture is the largest consumer of electricity in Punjab because of the high use of irrigation pumps. Irrigation pumps are used to water crops, and they require a lot of electricity. The second largest consumer is industry, which uses electricity for a variety of purposes, such as powering machinery and lighting. The third largest consumer is domestic, which uses electricity for a variety of purposes, such as lighting, cooking, and heating. The fourth largest consumer is commercial, which uses electricity for a variety of purposes, such as lighting, heating, and cooling.