The correct answer is A. Mango.
Mango is the most popular fruit in India and is also the most cultivated fruit in Jharkhand. It is grown in almost all parts of the state, but the main mango-growing areas are Ranchi, Gumla, Lohardaga, Simdega, and Palamu. The state produces about 1.5 million tonnes of mangoes every year.
Guava is the second most popular fruit in India and is also grown in Jharkhand. It is grown in the districts of Ranchi, Hazaribagh, Bokaro, and Dhanbad. The state produces about 0.5 million tonnes of guavas every year.
Citrus fruits are the third most popular fruit in India and are also grown in Jharkhand. They are grown in the districts of Ranchi, Jamshedpur, and Dhanbad. The state produces about 0.2 million tonnes of citrus fruits every year.
Therefore, mango is the most popular fruit in Jharkhand and ranks first in fruit production.