The correct answer is (a) Rai Bareilly.
Aonla is a type of gooseberry that is grown in many parts of India. It is a sour fruit that is often used in making pickles and chutneys. Uttar Pradesh is the largest producer of aonla in India. The state produces about 60% of the country’s total aonla crop.
Rai Bareilly is a district in Uttar Pradesh that is known for its production of aonla. The district has a long history of growing aonla, and it is home to many aonla orchards. The aonla that is grown in Rai Bareilly is known for its high quality.
The other options are incorrect because they are not districts in Uttar Pradesh that are known for their production of aonla. Pratapgarh is a district in Uttar Pradesh that is known for its production of sugarcane. Faridabad is a district in Haryana that is known for its production of automobiles. Allahabad is a city in Uttar Pradesh that is known for its religious significance.