The correct answer is: a) Tropical monsoon climate.
Tamil Nadu has a tropical monsoon climate, which is characterized by hot, humid summers and cool, dry winters. The monsoon rains, which are essential for agriculture, occur from June to September.
Arid desert climate is a type of climate that is characterized by low rainfall and high temperatures. Arid desert climates are found in areas such as the Sahara Desert, the Arabian Desert, and the Atacama Desert.
Subtropical highland climate is a type of climate that is found in areas that are located at high altitudes. Subtropical highland climates are characterized by cool summers and warm winters.
Temperate climate is a type of climate that is found in areas that are located between the tropics and the polar regions. Temperate climates are characterized by four distinct seasons.