This might be a difficult one

passionate2019:
I need urgent help. I am trying to help an uncle of mine put in application for student visa.

2 kids Son - Grade 10 he is 15year
algonquin 3 years degree and he is 18 years

The wife also secure admission for PSW in same school as that of the son in algonquin. This is a one year program, with 4months preparatory class starting september.

How best should they apply for visa? School fees for grade 10 has been paid in full 14000CAD public school, tuition for the son going for college paid in full 18,000 CAD and the 3k CAD for the wife paid.