Should I join B.Com or take CA coaching classes? Is it necessary to join B.Com? I'm a science stream student & wish to do CA.

It is not necessary to join B.Com. You can pursue CA being a science graduate as well. You just have to get a minimum required percentage in your graduation to be eligible. It will just be a tad difficult for you than other aspirants since they have already studied in the same field, but not impossi