The correct answer is: c) Boro Rice.
Boro rice is a type of rice that is cultivated during the winter season in Assam. It is a high-yielding variety of rice that is grown in the Brahmaputra Valley. Boro rice is a major crop in Assam and is a staple food for the people of the state.
Ahu rice is a type of rice that is cultivated during the monsoon season in Assam. It is a traditional variety of rice that is grown in the hills of Assam. Ahu rice is a low-yielding variety of rice that is not as popular as Boro rice.
Sali rice is a type of rice that is cultivated during the summer season in Assam. It is a medium-yielding variety of rice that is grown in the Brahmaputra Valley. Sali rice is not as popular as Boro rice, but it is still a major crop in Assam.
Joha rice is a type of rice that is cultivated during the winter season in Assam. It is a traditional variety of rice that is grown in the hills of Assam. Joha rice is a low-yielding variety of rice that is not as popular as Boro rice or Ahu rice.