Final answer:
b. Diverse subcultures emerged based on occupation, ethnicity, and class.
Step-by-step explanation:
In mid-nineteenth century America, b. diverse subcultures emerged among male populations based on occupation, ethnicity, and class. These subcultures were characterized by shared experiences and common interests.
For example, different occupational groups such as farmers, merchants, and laborers, had their own specific subcultures. Similarly, ethnic and racial groups maintained their own distinct cultures, customs, and languages.
Overall, the mid-nineteenth century America's male population was not homogenous, but rather comprised of various subcultures that shaped their identity.