Upload relevant or All educational documents

[aquarius1]

Hello everyone,
I am NoN-SDS applIcant.

I am going to study In Canada which is relevant with diploma program that was my last program I studied and it was in Canada.

Do we need to upload all educational documents?
or
just last education is enough
Like I have higher degree Master from back home country but I Did last one Diploma from Canada?


Thanks very much for your help.