It’s 1 o’clock (Alternative clock system).

13:00

It’s 1 o’clock.

Correct answer

12:00

It’s 12 o’clock.

Error: 1 hour earlier

14:00

It’s 2 o’clock.

Error: 1 hour later

19:00

It’s 7 o’clock.

Error: read hour hand as if it were in the opposite position