Example of situational irony (not the definition)

A professional swimmer drowns in a pool.

Explanation:

Its morbid, but you would expect the swimmer to know not to drown in a pool. The irony is that he did anyway.

Situational irony is basically when you assume one thing, but the opposite happens.

the service industry in the united states grew in the late 1800s. what was one effect of that growth?

the number of people with jobs in factories as unskilled workers decreased.

the number of people with jobs in factories as unskilled workers increased.

the middle class grew as people took jobs as clerks, lawyers, and teachers.

the middle class shrank as people left jobs as clerks, lawyers, and teachers.