Concept:Rabi crops are winter-season crops sown in October-December and harvested in spring.
Explanation:Rabi crops are sown at the end of October.
The word "Rabi" means spring in Arabic.
These crops are grown in the winter season and harvested in March-April.
They need a warm climate for seed germination and a cold climate for growth.
Important rabi crops include wheat, barley, peas, gram, and mustard.
The sowing period starts from October and continues up to December.
Answer:The correct option is A. October.