1. Which sentences are examples of irony?

Janelle ran the half-block from the subway station to the office.
Thanks for picking today, of all days, to get stuck for twenty-six minutes.
“Has the new supervisor come around yet?”
“I would never make such a silly mistake.”
Irony or not Irony
pls answer all

Examples of irony are:

2. Thanks for picking today, of all days, to get stuck for twenty-six minutes.
4. "Has the new supervisor come around yet?"

Examples that are not irony:

1. Janelle ran the half-block from the subway station to the office.
3. "I would never make such a silly mistake."