The correct answer is C. Apples.
Mangoes, citrus fruits, and vegetables are all major horticultural crops grown in Telangana. Apples are not a major horticultural crop grown in Telangana.
Mangoes are the most popular fruit in India and are grown in all states of the country, including Telangana. The state is one of the top producers of mangoes in India.
Citrus fruits are also popular in India and are grown in many states, including Telangana. The state is a major producer of oranges, lemons, and limes.
Vegetables are a staple food in India and are grown in all states of the country, including Telangana. The state is a major producer of tomatoes, onions, potatoes, and other vegetables.
Apples are not a major horticultural crop grown in Telangana. The state has a cool climate that is not ideal for growing apples.