'Untouchable' is a novel written by:

Correct option is A

The correct answer is (a) Mulk Raj Anand.
 "Untouchable" is a novel written by Mulk Raj Anand, an Indian writer known for his works depicting the social and economic struggles of the oppressed classes in India.
 Published in 1935, "Untouchable" portrays a day in the life of Bakha, a young Dalit boy who faces discrimination and oppression due to his caste.
 Premchand, also known as Munshi Premchand, was a renowned Indian writer famous for his works in Hindi and Urdu literature. Some of his major works include - "Godan" (The Gift of a Cow), "Nirmala", "Gaban", "Shatranj ke Khiladi" (The Chess Players), "Sevasadan" (The House of Service).
 "Anandamath" (The Abbey of Bliss) is a historical novel written by BankimChandra Chattopadhyay and later it gave birth to the song "Vande Mataram," which later became India's national song during the freedom struggle.