Explanation:

- When old men marry young women, society often laughs because the age and social statuses don’t seem to match.

- Status conflict happens when someone faces opposing demands from different social roles.

- Status succession is about passing a social position from one person to another.

- Status inconsistency means a person's social positions have differing levels of prestige (like old age/high status marrying someone of lower age/typical lower spouse status).

- Status set is simply the collection of social statuses a person holds.

Correct Option: 3 – Status inconsistency