Correct Answer - Option 3 : November
As, Each crop takes 3 months from sowing to harvesting and the farmer starts in the month of January by sowing jowar. Therefore,
January, February, March (From sowing to harvesting for Jowar)
Now, there will be a gap of 1 month for next crop will be Wheat as, Wheat grows during the month of Feb - July
May, June, July (From sowing to harvesting of Wheat)
Now, there will be a gap of 1 month for rice to grow,
September, October, November (From sowing to harvesting of Rice)
Therefore, Rice will be harvested in November.
Hence, option 3 is the correct answer.