Which of the following is a crop of Rabi season?

Option 1 -> Maize is primarily a Kharif crop grown during the monsoon season (June-September).

Option 2 -> Groundnut is a Kharif crop that requires warm weather and is sown during the monsoon.

Option 3 -> Jute is a Kharif crop cultivated in the rainy season, requiring high temperature and humidity.

Option 4 -> Mustard is a Rabi crop sown in winter (October-November) and harvested in spring (March-April).

Hence, Option 4: Mustard -> Rabi crops are sown in winter and harvested in spring, requiring cool climate for germination and warm climate for growth. Other Rabi crops include wheat, barley, peas, and gram -> correct