You are new on this site and most of your posts and advice are controversial. A lot of people use this forum as a guide to help them during their application. it's irresponsible to authoritatively share information that is clearly wrong!
Why would you say attaching bank statements is a bad idea? CA certificate is practically unheard of except from students from India and countries from the same region.
Bank statements are the MAIN documents that IRCC requests as proof of funds for Study Permits:
Temporary Residents
If you are visiting Canada, you must prove that you can support yourself and the family members who will be with you while you are in Canada. Provide as many of these documents as you can:
- your bank statements for the past four months
- a bank draft in convertible currency
- pay stubs
- an employment letter
- proof of assets or business
- proof of payment of tuition and accommodation fees
- tax reports, declarations or statements