Answer:
The correct answer is "Kshiatriyas".
Step-by-step explanation:
In the novel "Nectar in a Sieve" by Kamala Markandaya, Rukmani got married with Natha during a period of intense urban development in India. Rukmani was the youngest daughter of a village headman, she lived well and she "married down" with Natha, since her class lowered once she got married. She used to belong to the Kshatriya caste, a class of warriors and rulers; and she converted into the Vaishya caste, which consists of farmers, merchants and trade people.