The correct answer is: b) Rice and sugarcane.
Tamil Nadu has a tropical climate with a hot and humid summer and a mild winter. The average temperature ranges from 25°C to 35°C. The rainfall is abundant, with an average of 1,000 mm per year. This climate is ideal for growing rice and sugarcane, which are two of the major crops grown in Tamil Nadu.
Wheat and barley are temperate crops that require a cool climate. They are not grown in Tamil Nadu because the climate is too hot.
Apples and pears are temperate fruits that also require a cool climate. They are not grown in Tamil Nadu because the climate is too hot.
Dates and olives are desert crops that require a hot and dry climate. They are not grown in Tamil Nadu because the climate is too humid.