The correct answer is: B. Uttar Pradesh
Bihar lies to the east of Jharkhand, West Bengal lies to the south, Odisha lies to the southeast, Chhattisgarh lies to the west, and Uttar Pradesh lies to the north.
A. Bihar is a state in eastern India. It is the third-most populous state in India, after Uttar Pradesh and Maharashtra. The official language of Bihar is Hindi. The capital of Bihar is Patna.
B. Uttar Pradesh is a state in northern India. It is the most populous state in India, with over 200 million people. The official language of Uttar Pradesh is Hindi. The capital of Uttar Pradesh is Lucknow.
C. Uttarakhand is a state in northern India. It is the 27th state of India, formed on 9 November 2000, from the northern districts of Uttar Pradesh. The official language of Uttarakhand is Hindi. The capital of Uttarakhand is Dehradun.