Final answer:
In nineteenth-century Russia, societal norms and attitudes were characterized by a rigid social structure and resistance to change.
Step-by-step explanation:
From the provided information, it can be inferred that in nineteenth-century Russia, societal norms and attitudes were characterized by a rigid social structure and resistance to change.
The landowning nobles dominated society and opposed any potential threats to their privilege, while the majority of the population, including the peasants, endured poverty, oppression, and limited access to education.
Therefore, option d. Peasants more readily accepted unpleasant facts of life, while the middle class tried to deny them, best reflects the societal norms and attitudes of that time.