Namrata's ancestors grew up in India and were a poor family of farmers. Based on what you know about the caste system, which statement would be accurate about Namrata's ancestors? a. If her ancestors worked hard, the system would recognize their efforts and they would have been granted new occupations, b. Since a caste system is an open form of stratification, her ancestors tost likely moved up and down in social status. c. Her ancestors, if successful, would move up to a higher caste or subcaste. d. Her ancestors would not have been able to move out of the class of poor working farmers.