Explanation:

Let’s break it down:

- As per the National Institute of Hydrology (2009), the percentage of land in India used for agriculture is actually around 60%—but to be precise, the reported figure is 60.09% in some sources, yet this option isn’t on your list.

- Looking at your options, here’s what each means:

- Option 1: 51.09% – This is lower than what’s typically reported for India’s agricultural land use.

- Option 2: 50.09% – This is also on the low side.

- Option 3: 59.09% – This is very close to some official estimates, just a tad lower.

- Option 4: 59.01% – This is right in the expected range and matches closely with some widely cited data for 2009.

- The correct answer from your provided choices is therefore:

Option:4, 59.01%

In short, while your pick (option 1) isn’t too far off, option 4 lines up best with the 2009 data. The numbers are high because a significant chunk of India’s land is under cultivation—agriculture really is the backbone there.