a) Have you ever remained beyond the validity of your status, attended school without authorization or worked without authorization in Canada? YES/NO
b) Have you ever been refused a visa or permit, denied entry or ordered to leave Canada or any other country? YES/NO
c) Have you previously applied to enter or remain in Canada? YES/NO
For a denied visitor visa in the past, which should you select? Both B and C, just B, or just C?
Also, for the explanation that you have to provide, whats the best thing to write? Just the generic reasons on the refusal letter, or the visa officers notes, or something else?