The relative humidity in Tamil Nadu is typically:

The correct answer is: b) High during monsoons, low otherwise.

Tamil Nadu is a state in southern India. It has a tropical climate with a hot and humid summer and a cool and dry winter. The relative humidity in Tamil Nadu is typically high during the monsoon season, which runs from June to September. During this time, the state receives heavy rainfall, which causes the air to become saturated with water vapor. The relative humidity is typically low during the winter months, when the weather is dry and sunny.

Here is a brief explanation of each option:

• Option a) is incorrect because the relative humidity in Tamil Nadu is typically high, not low.
• Option b) is correct because the relative humidity in Tamil Nadu is typically high during the monsoon season, which runs from June to September.
• Option c) is incorrect because the relative humidity in Tamil Nadu is typically high, not moderate.
• Option d) is incorrect because the relative humidity in Tamil Nadu is typically high during the monsoon season, but it is not extremely high throughout the year.