How about the 3rd "duty", to report the news as it happens?
You probably got that definition from that same crazy dictionary where you found your definition of "democracy".
Thai people laughing is not necessarily a sign of amusement. What they say when they get home and talk about what happened might surprise some foreigners.
PM's patting of a reporter just a friendly gesture, junta clarifies
Agence France-Presse/The Nation November 23, 2014 1:00 am
Touching a Thai adult on the head (which is considered the most sacred part of a person), is considered extremely rude and disrespectful in Thailand.