In which one of the following crops, Gujarat is the leading producer in India?

Narmada is a river in central India. It is the fifth-longest river in India and the largest river in Gujarat. The Sharavathi is a river in Karnataka. It is the third-longest river in Karnataka. The Mahi is a river in Gujarat and Rajasthan. It is the longest river in Gujarat. The Tapi is a river in Gujarat and Maharashtra. It is the second-longest river in Gujarat.

Groundnut is a legume crop that is native to South America. It is a major source of edible oil and protein. Groundnut is also used to make a variety of products, such as peanut butter, peanut oil, and peanut flour.