How to send mail in CC in BIP bursting query

 We can use Parameter2 for sending mail in CC.

But if you want to give access to user for the same then create a lookup and define emails in "DESCRIPTION" of that lookup. 

for example :

abc@gmail.com,def@gmail.com, cef@gmail.com

and call that lookup in BI bursting query . 

It will work 

   (Select description from fnd_lookups where lookup_type='XXX EMAIL CC INV PRINT' and rownum=1)   PARAMETER2,