Find the odd number / letters / word from the given alternative.

The odd one out is cotton. The other four are cereal crops. Cotton is a fiber crop.

Corn, wheat, jowar, and millet are all cereal crops. They are all grasses that are grown for their edible seeds. Corn is the most widely grown cereal crop in the world, followed by wheat. Jowar and millet are less widely grown, but they are still important crops in many parts of the world. Cotton is a fiber crop. It is grown for its long, strong fibers, which are used to make textiles.