Scientific name of ragi is

Scientific name of ragi is Eleusine coracana.

Ragi, also known as finger millet, is a staple millet that is grown in Africa and Asia including countries like India and Nepal. Its scientific name is Eleusine coracana. Ragi is an excellent source of protein and calcium and should be included in the diet.

The scientific name for oats is Avena sativa. International oat cultivation provides people in many nations with this necessary food source. Therefore, choice A is incorrect.
Sorghum vulgare, commonly known as broad millet, durra, and jowar, is a grain-grown grass species utilised primarily for human food, animal fodder, and the production of ethanol. As a result, option B is incorrect.
Pennisetum typhoides is the pearl millet, also called the bajara, is grown and eaten primarily in India and Africa. Hence, option D is also incorrect.

Therefore Scientific name of ragi is Eleusine coracana.

Hence the correct answer is option C.