Correct Answer: (c) Hindi
Solution:According to the World Language Database Ethnologue, 2019 brought out in February, 2020, the Indian language Hindi was the third most spoken language in the world in 2019. According to the World Language Database Ethnologue, 2021, Hindi is a language spoken by over 600 million people. According to this report, English ranks first among the most spoken. languages in the world, spoken by more than 1,348 million people in the world.