Iam a student of b.com1st year. Iwant to be a pcs officer. how shoud I prepare for this?

I got 83% marks in 12th class or:I got 83% marks in 12th classor:u cn gt a btr jb & mo pa in cptr prgmng

I got 83% marks in 12th class

or:I got 83% marks in 12th class

or:u cn gt a btr jb & mo pa in cptr prgmng

Tags:years,pc,