what all supporting documents you attached to the application2. IMM5710
3. https://ircc.canada.ca/english/information/fees/pay.asp. Scroll down and selection either option 1 or 2 depending on which fees your paying.
4. fee is $255
5 and 6 I am unsure about
7. Case Processing Centre in Edmonton
Immigration Refugees and Citizenship Canada
c/o Student work permits/Same employer, Station 202
9700 Jasper Avenue NW, Suite 55
Edmonton, AB T5J 4C3
hope this helps