Anonymous participant purchasing a course does not mean you have to attend as it is a leisure activities.Like a gym membership you never use.There is no attendance or accountability to it. Other visas like an education ED, REQUIRE attendance and even then are only loosely monitored.
did you apply for a longterm 1year visa or a 90 day visa? OA is a 1 year visa. Requiring all those things. The non-o 90 day is not consider akngterm visa and you will extend 1year at a time in country.
NO the TDAC is not a screening process at all, It is only a digital arrival card. It replaces the old Tm6 form we had to fill out on landing. The ETA (which is proposed but delayed until further notice) An Electronic Travel Authorization (ETA) is an entry requirement for foreign nationals traveling to certain countries by air. It is digitally linked to the traveler’s passport and used to screen travelers before they arrive.